diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index 0724e24..c7f3960 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -1,10 +1,12 @@
 <?xml version="1.0" encoding="utf-8"?>
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:tools="http://schemas.android.com/tools" >
+    xmlns:tools="http://schemas.android.com/tools">
+
     <uses-permission android:name="android.permission.INTERNET" />
     <uses-permission android:name="android.permission.POST_NOTIFICATIONS" />
     <uses-permission android:name="android.permission.FOREGROUND_SERVICE" />
     <uses-permission android:name="android.permission.FOREGROUND_SERVICE_MEDIA_PLAYBACK" />
+
     <application
         android:allowBackup="true"
         android:dataExtractionRules="@xml/data_extraction_rules"
@@ -14,18 +16,25 @@
         android:roundIcon="@mipmap/ic_launcher_round"
         android:supportsRtl="true"
         android:theme="@style/Theme.UMC_9th"
-        tools:targetApi="31" >
+        tools:targetApi="31">
+        <activity
+            android:name="com.example.umc_9th.LoginActivity"
+            android:exported="false" />
+        <activity
+            android:name="com.example.umc_9th.SignUpActivity"
+            android:exported="false"
+            android:theme="@style/Theme.UMC_9th" />
+
         <service
             android:name="com.example.umc_9th.MusicService"
-            android:foregroundServiceType="mediaPlayback"
             android:enabled="true"
             android:exported="true"
-            android:permission="TODO">
-        </service>
+            android:foregroundServiceType="mediaPlayback"
+            android:permission="TODO" />
 
         <activity
             android:name="com.example.umc_9th.SplashActivity"
-            android:exported="true" >
+            android:exported="true">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
 
@@ -36,8 +45,7 @@
             android:name="com.example.umc_9th.MainActivity"
             android:exported="true"
             android:label="@string/app_name"
-            android:theme="@style/Theme.UMC_9th" >
-        </activity>
+            android:theme="@style/Theme.UMC_9th" />
         <activity
             android:name="com.example.umc_9th.SongActivity"
             android:exported="false" />
diff --git a/app/src/main/java/com/example/umc_9th/AlbumFragment.kt b/app/src/main/java/com/example/umc_9th/AlbumFragment.kt
index 4875c80..4fca795 100644
--- a/app/src/main/java/com/example/umc_9th/AlbumFragment.kt
+++ b/app/src/main/java/com/example/umc_9th/AlbumFragment.kt
@@ -7,11 +7,15 @@ import android.view.View
 import android.view.ViewGroup
 import androidx.viewpager2.widget.ViewPager2
 import com.google.android.material.tabs.TabLayoutMediator
+import com.google.firebase.database.DatabaseReference
+import com.google.firebase.database.FirebaseDatabase
 import umc.study.umc_9th.R
 import umc.study.umc_9th.databinding.FragmentAlbumBinding
 
 class AlbumFragment : Fragment() {
     private lateinit var binding : FragmentAlbumBinding
+    private lateinit var uid: String
+    private lateinit var userAlbumRef : DatabaseReference
     override fun onCreateView(
         inflater: LayoutInflater, container: ViewGroup?,
         savedInstanceState: Bundle?
@@ -39,7 +43,13 @@ class AlbumFragment : Fragment() {
                 else -> ""
             }
         }.attach()
-
+        uid = loginStorage(requireContext()).getUid().toString()
+        userAlbumRef = FirebaseDatabase.getInstance().getReference("users").child(uid).child("albums")
+        binding.albumLike.setOnClickListener {
+            userAlbumRef.child(binding.albumTitle.text.toString()).child("title").setValue(binding.albumTitle.text.toString())
+            userAlbumRef.child(binding.albumTitle.text.toString()).child("singer").setValue(binding.albumSinger.text.toString())
+            binding.albumLike.setImageResource(R.drawable.ic_my_like_on)
+        }
         return binding.root
     }
 
diff --git a/app/src/main/java/com/example/umc_9th/LockerFragment.kt b/app/src/main/java/com/example/umc_9th/LockerFragment.kt
index 8d6cdbb..70f98b9 100644
--- a/app/src/main/java/com/example/umc_9th/LockerFragment.kt
+++ b/app/src/main/java/com/example/umc_9th/LockerFragment.kt
@@ -1,16 +1,20 @@
 package com.example.umc_9th
 
+import android.content.Intent
 import android.os.Bundle
 import androidx.fragment.app.Fragment
 import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
 import androidx.viewpager2.widget.ViewPager2
+import com.example.umc_9th.HomeFragment.OnAlbumButtonClickListener
 import com.google.android.material.tabs.TabLayoutMediator
 import umc.study.umc_9th.databinding.FragmentLockerBinding
 
 class LockerFragment : Fragment() {
     private lateinit var binding : FragmentLockerBinding
+    private var listener: OnAlbumButtonClickListener? = null
+    private lateinit var uidStorage : loginStorage
     override fun onCreateView(
         inflater: LayoutInflater, container: ViewGroup?,
         savedInstanceState: Bundle?
@@ -27,6 +31,21 @@ class LockerFragment : Fragment() {
                 else -> ""
             }
         }.attach()
+        uidStorage = loginStorage(requireContext())
+        if(uidStorage.getUid() != "") {
+            binding.gotoLogin.text = "로그아웃"
+        }
+        else {
+            binding.gotoLogin.text = "로그인"
+        }
+        binding.gotoLogin.setOnClickListener {
+            if(uidStorage.getUid() == "") startActivity(Intent(requireActivity(), LoginActivity::class.java))
+            else {
+                uidStorage.setUid("")
+                binding.gotoLogin.text = "로그인"
+            }
+        }
+
         return binding.root
     }
 
diff --git a/app/src/main/java/com/example/umc_9th/LoginActivity.kt b/app/src/main/java/com/example/umc_9th/LoginActivity.kt
new file mode 100644
index 0000000..8471775
--- /dev/null
+++ b/app/src/main/java/com/example/umc_9th/LoginActivity.kt
@@ -0,0 +1,70 @@
+package com.example.umc_9th
+
+import android.content.Intent
+import android.os.Bundle
+import android.text.InputType
+import android.util.Log
+import android.widget.Toast
+import androidx.activity.enableEdgeToEdge
+import androidx.appcompat.app.AppCompatActivity
+import androidx.core.view.ViewCompat
+import androidx.core.view.WindowInsetsCompat
+import com.google.firebase.database.DataSnapshot
+import com.google.firebase.database.DatabaseError
+import com.google.firebase.database.FirebaseDatabase
+import com.google.firebase.database.ValueEventListener
+import com.google.firebase.database.getValue
+import umc.study.umc_9th.R
+import umc.study.umc_9th.databinding.ActivityLoginBinding
+import umc.study.umc_9th.databinding.ActivitySignUpBinding
+
+class LoginActivity : AppCompatActivity() {
+    private val userRef = FirebaseDatabase.getInstance().getReference("users")
+    private lateinit var binding : ActivityLoginBinding
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        binding = ActivityLoginBinding.inflate(layoutInflater)
+        setContentView(binding.root)
+
+        binding.loginButton.setOnClickListener {
+            val inpId = binding.idToLogin.text.toString()
+            var inpPwd = binding.PwdToLogin.text.toString()
+            val query = userRef.orderByChild("id").equalTo(inpId)
+
+            query.addListenerForSingleValueEvent(object : ValueEventListener {
+                override fun onDataChange(snapshot: DataSnapshot) {
+                    if (snapshot.exists()) {
+                        for (child in snapshot.children) {
+                            if(child.child("password").value == inpPwd) Login(child.key.toString())
+                            else Toast.makeText(applicationContext, "사용자 데이터가 없습니다", Toast.LENGTH_SHORT).show()
+                        }
+                    } else {
+                        Toast.makeText(applicationContext, "사용자 데이터가 없습니다", Toast.LENGTH_SHORT).show()
+                    }
+                }
+                override fun onCancelled(error: DatabaseError) {
+                    Log.e("RealtimeDB", "쿼리 실패", error.toException())
+                }
+            })
+
+        }
+        binding.lookPwd.setOnClickListener {
+            if(binding.PwdToLogin.inputType == InputType.TYPE_TEXT_VARIATION_PASSWORD) {
+                binding.PwdToLogin.inputType = InputType.TYPE_CLASS_TEXT
+                binding.lookPwd.setImageResource(R.drawable.btn_input_password_off)
+            }
+            else {
+                binding.PwdToLogin.inputType = InputType.TYPE_TEXT_VARIATION_PASSWORD
+                binding.lookPwd.setImageResource(R.drawable.btn_input_password)
+            }
+        }
+        binding.gotoSignup.setOnClickListener {
+            startActivity(Intent(this, SignUpActivity::class.java))
+        }
+    }
+    fun Login(id : String) {
+        val uidStorage = loginStorage(this)
+        uidStorage.setUid(id)
+        finish();
+    }
+}
diff --git a/app/src/main/java/com/example/umc_9th/MainActivity.kt b/app/src/main/java/com/example/umc_9th/MainActivity.kt
index 85faa95..fe203cc 100644
--- a/app/src/main/java/com/example/umc_9th/MainActivity.kt
+++ b/app/src/main/java/com/example/umc_9th/MainActivity.kt
@@ -110,7 +110,12 @@ class MainActivity : AppCompatActivity(), HomeFragment.OnAlbumButtonClickListene
                         .commit()
                     true
                 }
-
+                R.id.Search -> {
+                    supportFragmentManager.beginTransaction()
+                        .replace(R.id.fragmentContainerView, SearchFragment())
+                        .commit()
+                    true
+                }
                 R.id.Locker -> {
                     supportFragmentManager.beginTransaction()
                         .replace(R.id.fragmentContainerView, LockerFragment())
diff --git a/app/src/main/java/com/example/umc_9th/SearchFragment.kt b/app/src/main/java/com/example/umc_9th/SearchFragment.kt
new file mode 100644
index 0000000..4c90be9
--- /dev/null
+++ b/app/src/main/java/com/example/umc_9th/SearchFragment.kt
@@ -0,0 +1,26 @@
+package com.example.umc_9th
+
+import android.os.Bundle
+import androidx.fragment.app.Fragment
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import androidx.viewpager2.widget.ViewPager2
+import com.google.android.material.tabs.TabLayoutMediator
+import com.google.firebase.database.DatabaseReference
+import com.google.firebase.database.FirebaseDatabase
+import umc.study.umc_9th.R
+import umc.study.umc_9th.databinding.FragmentAlbumBinding
+import umc.study.umc_9th.databinding.FragmentSearchBinding
+
+class SearchFragment : Fragment() {
+    private lateinit var binding : FragmentSearchBinding
+    override fun onCreateView(
+        inflater: LayoutInflater, container: ViewGroup?,
+        savedInstanceState: Bundle?
+    ): View? {
+        binding = FragmentSearchBinding.inflate(layoutInflater)
+        return binding.root
+    }
+
+}
\ No newline at end of file
diff --git a/app/src/main/java/com/example/umc_9th/SignUpActivity.kt b/app/src/main/java/com/example/umc_9th/SignUpActivity.kt
new file mode 100644
index 0000000..c8e0fec
--- /dev/null
+++ b/app/src/main/java/com/example/umc_9th/SignUpActivity.kt
@@ -0,0 +1,56 @@
+package com.example.umc_9th
+
+import android.os.Bundle
+import android.text.InputType
+import androidx.activity.enableEdgeToEdge
+import androidx.appcompat.app.AppCompatActivity
+import androidx.core.view.ViewCompat
+import androidx.core.view.WindowInsetsCompat
+import com.google.firebase.database.FirebaseDatabase
+import umc.study.umc_9th.R
+import umc.study.umc_9th.databinding.ActivitySignUpBinding
+
+class SignUpActivity : AppCompatActivity() {
+
+    private val userRef = FirebaseDatabase.getInstance().getReference("users")
+    private lateinit var binding : ActivitySignUpBinding
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        binding = ActivitySignUpBinding.inflate(layoutInflater)
+        setContentView(binding.root)
+
+        binding.signinBtn.setOnClickListener {
+            if(binding.idToSignup.text.toString() != "") {
+                if(binding.pwdToSignup.text.toString() == binding.pwdVerify.text.toString()) {
+                    CreateNewAccount(binding.idToSignup.text.toString(),binding.pwdToSignup.text.toString() )
+                }
+            }
+        }
+        binding.lookPwda.setOnClickListener {
+            if(binding.pwdToSignup.inputType == InputType.TYPE_TEXT_VARIATION_PASSWORD) {
+                binding.pwdToSignup.inputType = InputType.TYPE_CLASS_TEXT
+                binding.lookPwda.setImageResource(R.drawable.btn_input_password_off)
+            }
+            else {
+                binding.pwdToSignup.inputType = InputType.TYPE_TEXT_VARIATION_PASSWORD
+                binding.lookPwda.setImageResource(R.drawable.btn_input_password)
+            }
+        }
+        binding.lookPwdb.setOnClickListener {
+            if(binding.pwdVerify.inputType == InputType.TYPE_TEXT_VARIATION_PASSWORD) {
+                binding.pwdVerify.inputType = InputType.TYPE_CLASS_TEXT
+                binding.lookPwdb.setImageResource(R.drawable.btn_input_password_off)
+            }
+            else {
+                binding.pwdVerify.inputType = InputType.TYPE_TEXT_VARIATION_PASSWORD
+                binding.lookPwdb.setImageResource(R.drawable.btn_input_password)
+            }
+        }
+
+    }
+    fun CreateNewAccount(id : String, password : String) {
+        userRef.child("sampleID").child("id").setValue(id)
+        userRef.child("sampleID").child("password").setValue(password)
+        finish()
+    }
+}
\ No newline at end of file
diff --git a/app/src/main/java/com/example/umc_9th/SongActivity.kt b/app/src/main/java/com/example/umc_9th/SongActivity.kt
index 6cce79c..1487af2 100644
--- a/app/src/main/java/com/example/umc_9th/SongActivity.kt
+++ b/app/src/main/java/com/example/umc_9th/SongActivity.kt
@@ -21,8 +21,8 @@ import umc.study.umc_9th.databinding.ActivitySongBinding
 
 class SongActivity : AppCompatActivity() {
 
-    private val uid = "asdfqwer1234"
-    private val userSongsRef = FirebaseDatabase.getInstance().getReference("songs").child(uid)
+    private val uid: String = loginStorage(this).getUid().toString()
+    private val userSongsRef = FirebaseDatabase.getInstance().getReference(uid).child("songs")
 
     private lateinit var binding: ActivitySongBinding
     private var songID: Int = 0
diff --git a/app/src/main/java/com/example/umc_9th/entitiy/UserEntity.kt b/app/src/main/java/com/example/umc_9th/entitiy/UserEntity.kt
new file mode 100644
index 0000000..a54c02f
--- /dev/null
+++ b/app/src/main/java/com/example/umc_9th/entitiy/UserEntity.kt
@@ -0,0 +1,6 @@
+package com.example.umc_9th.entitiy
+
+data class UserEntity(
+    var id: String,
+    var password: String
+)
diff --git a/app/src/main/java/com/example/umc_9th/loginStorage.kt b/app/src/main/java/com/example/umc_9th/loginStorage.kt
new file mode 100644
index 0000000..14d089f
--- /dev/null
+++ b/app/src/main/java/com/example/umc_9th/loginStorage.kt
@@ -0,0 +1,20 @@
+package com.example.umc_9th
+
+import android.content.Context
+
+class loginStorage(context: Context) {
+    private val preferences = context.getSharedPreferences("uid",
+        Context.MODE_PRIVATE)
+
+    companion object {
+        private const val uid = "uid"
+    }
+
+    fun getUid(): String? {
+        return preferences.getString(uid, "")
+    }
+
+    fun setUid(_uid : String) {
+        preferences.edit().putString(uid, _uid).apply()
+    }
+}
\ No newline at end of file
diff --git a/app/src/main/res/layout/activity_login.xml b/app/src/main/res/layout/activity_login.xml
new file mode 100644
index 0000000..3a3ea7a
--- /dev/null
+++ b/app/src/main/res/layout/activity_login.xml
@@ -0,0 +1,163 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:id="@+id/main"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    tools:context="com.example.umc_9th.LoginActivity">
+
+    <ImageView
+        android:id="@+id/imageView10"
+        android:layout_width="125dp"
+        android:layout_height="45dp"
+        android:layout_marginTop="8dp"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent"
+        app:srcCompat="@drawable/ic_flo_logo" />
+
+    <EditText
+        android:id="@+id/idToLogin"
+        android:layout_width="289dp"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="44dp"
+        android:ems="10"
+        android:hint="아이디(이메일)"
+        android:inputType="text"
+        android:textSize="16sp"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/imageView10" />
+
+    <EditText
+        android:id="@+id/PwdToLogin"
+        android:layout_width="285dp"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="16dp"
+        android:ems="10"
+        android:hint="비밀번호"
+        android:inputType="textPassword"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/idToLogin" />
+
+    <ImageView
+        android:id="@+id/lookPwd"
+        android:layout_width="40dp"
+        android:layout_height="40dp"
+        app:layout_constraintEnd_toEndOf="@+id/PwdToLogin"
+        app:layout_constraintTop_toTopOf="@+id/PwdToLogin"
+        app:srcCompat="@drawable/btn_input_password" />
+
+    <androidx.appcompat.widget.AppCompatButton
+        android:id="@+id/loginButton"
+        style="@style/Widget.AppCompat.Button"
+        android:layout_width="294dp"
+        android:layout_height="54dp"
+        android:layout_marginTop="16dp"
+        android:backgroundTint="@color/purple_700"
+        android:text="로그인"
+        android:textColor="#FFFFFF"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/PwdToLogin" />
+
+    <androidx.appcompat.widget.AppCompatButton
+        android:id="@+id/button2"
+        style="@style/Widget.AppCompat.Button"
+        android:layout_width="294dp"
+        android:layout_height="54dp"
+        android:layout_marginTop="32dp"
+        android:backgroundTint="@color/black"
+        android:text="T 아이디로 로그인"
+        android:textColor="#FFFFFF"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintHorizontal_bias="0.538"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/loginButton" />
+
+    <androidx.appcompat.widget.AppCompatButton
+        android:id="@+id/button3"
+        style="@style/Widget.AppCompat.Button"
+        android:layout_width="294dp"
+        android:layout_height="54dp"
+        android:backgroundTint="#717171"
+        android:text="휴대폰 번호 로그인"
+        android:textColor="#FFFFFF"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintHorizontal_bias="0.538"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/button2" />
+
+    <TextView
+        android:id="@+id/textView10"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginStart="60dp"
+        android:text="아이디 찾기"
+        android:textSize="8sp"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/loginButton" />
+
+    <TextView
+        android:id="@+id/textView12"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="비밀번호 찾기"
+        android:textSize="8sp"
+        app:layout_constraintStart_toEndOf="@+id/textView11"
+        app:layout_constraintTop_toBottomOf="@+id/loginButton" />
+
+    <TextView
+        android:id="@+id/gotoSignup"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginEnd="60dp"
+        android:text="회원가입"
+        android:textColor="#040404"
+        android:textSize="12sp"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/loginButton" />
+
+    <TextView
+        android:id="@+id/textView11"
+        android:layout_width="3dp"
+        android:layout_height="23dp"
+        android:lineSpacingExtra="8sp"
+        android:text="|"
+        android:textSize="8sp"
+        app:layout_constraintStart_toEndOf="@+id/textView10"
+        app:layout_constraintTop_toBottomOf="@+id/loginButton" />
+
+    <ImageView
+        android:id="@+id/imageView15"
+        android:layout_width="50dp"
+        android:layout_height="50dp"
+        android:layout_marginStart="16dp"
+        android:layout_marginTop="16dp"
+        app:layout_constraintStart_toEndOf="@+id/imageView16"
+        app:layout_constraintTop_toBottomOf="@+id/button3"
+        app:srcCompat="@drawable/apple_44" />
+
+    <ImageView
+        android:id="@+id/imageView16"
+        android:layout_width="50dp"
+        android:layout_height="50dp"
+        android:layout_marginTop="16dp"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/button3"
+        app:srcCompat="@drawable/kakako_44" />
+
+    <ImageView
+        android:id="@+id/imageView17"
+        android:layout_width="50dp"
+        android:layout_height="50dp"
+        android:layout_marginTop="16dp"
+        android:layout_marginEnd="16dp"
+        app:layout_constraintEnd_toStartOf="@+id/imageView16"
+        app:layout_constraintTop_toBottomOf="@+id/button3"
+        app:srcCompat="@drawable/naver_44" />
+
+</androidx.constraintlayout.widget.ConstraintLayout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/activity_sign_up.xml b/app/src/main/res/layout/activity_sign_up.xml
new file mode 100644
index 0000000..98dff3c
--- /dev/null
+++ b/app/src/main/res/layout/activity_sign_up.xml
@@ -0,0 +1,89 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:id="@+id/main"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    tools:context="com.example.umc_9th.SignUpActivity">
+
+    <TextView
+        android:id="@+id/textView9"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="24dp"
+        android:text="회원가입"
+        android:textSize="24sp"
+        android:textStyle="bold"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+
+    <EditText
+        android:id="@+id/idToSignup"
+        android:layout_width="341dp"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="24dp"
+        android:ems="10"
+        android:hint="아이디(이메일)"
+        android:inputType="text"
+        android:textSize="16sp"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/textView9" />
+
+    <EditText
+        android:id="@+id/pwdToSignup"
+        android:layout_width="342dp"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="8dp"
+        android:ems="10"
+        android:hint="비밀번호"
+        android:inputType="textPassword"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintHorizontal_bias="0.515"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/idToSignup" />
+
+    <ImageView
+        android:id="@+id/lookPwda"
+        android:layout_width="40dp"
+        android:layout_height="40dp"
+        app:layout_constraintEnd_toEndOf="@+id/pwdToSignup"
+        app:layout_constraintTop_toTopOf="@+id/pwdToSignup"
+        app:srcCompat="@drawable/btn_input_password" />
+
+    <EditText
+        android:id="@+id/pwdVerify"
+        android:layout_width="345dp"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="8dp"
+        android:ems="10"
+        android:hint="비밀번호 확인"
+        android:inputType="textPassword"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintHorizontal_bias="0.515"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/pwdToSignup" />
+
+    <ImageView
+        android:id="@+id/lookPwdb"
+        android:layout_width="40dp"
+        android:layout_height="40dp"
+        app:layout_constraintEnd_toEndOf="@+id/pwdVerify"
+        app:layout_constraintTop_toTopOf="@+id/pwdVerify"
+        app:srcCompat="@drawable/btn_input_password" />
+
+    <androidx.appcompat.widget.AppCompatButton
+        android:id="@+id/signinBtn"
+        style="@style/Widget.AppCompat.Button"
+        android:layout_width="0dp"
+        android:layout_height="54dp"
+        android:backgroundTint="@color/purple_700"
+        android:text="가입완료"
+        android:textColor="#FFFFFF"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent" />
+
+</androidx.constraintlayout.widget.ConstraintLayout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/fragment_album.xml b/app/src/main/res/layout/fragment_album.xml
index 650d842..f7448b3 100644
--- a/app/src/main/res/layout/fragment_album.xml
+++ b/app/src/main/res/layout/fragment_album.xml
@@ -28,7 +28,7 @@
         app:layout_constraintTop_toTopOf="parent" />
 
     <ImageView
-        android:id="@+id/imageView25"
+        android:id="@+id/albumLike"
         android:layout_width="40dp"
         android:layout_height="40dp"
         android:layout_marginTop="16dp"
@@ -47,7 +47,7 @@
         android:textSize="20sp"
         app:layout_constraintEnd_toEndOf="parent"
         app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toBottomOf="@+id/imageView25" />
+        app:layout_constraintTop_toBottomOf="@+id/albumLike" />
 
     <TextView
         android:id="@+id/albumSinger"
@@ -119,4 +119,14 @@
         app:layout_constraintStart_toStartOf="parent"
         app:layout_constraintTop_toBottomOf="@+id/albumContentTB" />
 
+    <ImageView
+        android:id="@+id/imageView13"
+        android:layout_width="53dp"
+        android:layout_height="160dp"
+        android:layout_marginTop="8dp"
+        android:layout_marginEnd="89dp"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/textView19"
+        app:srcCompat="@drawable/img_album_lp" />
+
 </androidx.constraintlayout.widget.ConstraintLayout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/fragment_locker.xml b/app/src/main/res/layout/fragment_locker.xml
index bef8efd..c322e58 100644
--- a/app/src/main/res/layout/fragment_locker.xml
+++ b/app/src/main/res/layout/fragment_locker.xml
@@ -19,7 +19,7 @@
         app:layout_constraintTop_toTopOf="parent" />
 
     <TextView
-        android:id="@+id/textView20"
+        android:id="@+id/gotoLogin"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         android:layout_marginTop="24dp"
diff --git a/app/src/main/res/layout/fragment_search.xml b/app/src/main/res/layout/fragment_search.xml
new file mode 100644
index 0000000..00cb182
--- /dev/null
+++ b/app/src/main/res/layout/fragment_search.xml
@@ -0,0 +1,58 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent">
+
+    <TextView
+        android:id="@+id/textView123"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginStart="24dp"
+        android:layout_marginTop="16dp"
+        android:fontFamily="sans-serif-black"
+        android:text="둘러보기"
+        android:textColor="#141010"
+        android:textSize="30sp"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+
+    <com.google.android.material.tabs.TabLayout
+        android:id="@+id/lockerContentTB"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="8dp"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/textView123">
+
+        <com.google.android.material.tabs.TabItem
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:text="차트" />
+
+        <com.google.android.material.tabs.TabItem
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:text="영상" />
+
+        <com.google.android.material.tabs.TabItem
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:text="장르" />
+    </com.google.android.material.tabs.TabLayout>
+
+    <androidx.viewpager2.widget.ViewPager2
+        android:id="@+id/lockerContentVP"
+        android:layout_width="match_parent"
+        android:layout_height="0dp"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintHorizontal_bias="0.0"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/lockerContentTB"
+        app:layout_constraintVertical_bias="0.0">
+
+    </androidx.viewpager2.widget.ViewPager2>
+</androidx.constraintlayout.widget.ConstraintLayout>
\ No newline at end of file
diff --git a/app/src/main/res/navigation/nav_graph2.xml b/app/src/main/res/navigation/nav_graph2.xml
new file mode 100644
index 0000000..7769fe7
--- /dev/null
+++ b/app/src/main/res/navigation/nav_graph2.xml
@@ -0,0 +1,28 @@
+<?xml version="1.0" encoding="utf-8"?>
+<navigation xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:id="@+id/nav_graph2"
+    app:startDestination="@id/FirstFragment">
+
+    <fragment
+        android:id="@+id/FirstFragment"
+        android:name="com.example.umc_9th.FirstFragment"
+        android:label="@string/first_fragment_label"
+        tools:layout="@layout/fragment_first" >
+
+        <action
+            android:id="@+id/action_FirstFragment_to_SecondFragment"
+            app:destination="@id/SecondFragment" />
+    </fragment>
+    <fragment
+        android:id="@+id/SecondFragment"
+        android:name="com.example.umc_9th.SecondFragment"
+        android:label="@string/second_fragment_label"
+        tools:layout="@layout/fragment_second" >
+
+        <action
+            android:id="@+id/action_SecondFragment_to_FirstFragment"
+            app:destination="@id/FirstFragment" />
+    </fragment>
+</navigation>
\ No newline at end of file
diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index 0ca98a9..9924921 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -19,6 +19,7 @@ activity = "1.8.0"
 constraintlayoutCompose = "1.0.1"
 googleGmsGoogleServices = "4.4.4"
 firebaseDatabase = "22.0.1"
+firebaseDatabaseKtx = "22.0.1"
 
 [libraries]
 androidx-core-ktx = { group = "androidx.core", name = "core-ktx", version.ref = "coreKtx" }
@@ -45,6 +46,7 @@ androidx-navigation-ui-ktx = { group = "androidx.navigation", name = "navigation
 androidx-activity = { group = "androidx.activity", name = "activity", version.ref = "activity" }
 androidx-constraintlayout-compose = { group = "androidx.constraintlayout", name = "constraintlayout-compose", version.ref = "constraintlayoutCompose" }
 firebase-database = { group = "com.google.firebase", name = "firebase-database", version.ref = "firebaseDatabase" }
+firebase-database-ktx = { group = "com.google.firebase", name = "firebase-database-ktx", version.ref = "firebaseDatabaseKtx" }
 
 [plugins]
 android-application = { id = "com.android.application", version.ref = "agp" }