diff --git a/app/src/main/java/com/sopt/umbba_android/data/model/response/HomeCaseResponseDto.kt b/app/src/main/java/com/sopt/umbba_android/data/model/response/HomeCaseResponseDto.kt
index 920ab1f2..588ece5b 100644
--- a/app/src/main/java/com/sopt/umbba_android/data/model/response/HomeCaseResponseDto.kt
+++ b/app/src/main/java/com/sopt/umbba_android/data/model/response/HomeCaseResponseDto.kt
@@ -20,9 +20,9 @@ data class HomeCaseResponseDto(
         val inviteCode: String?,
         @SerialName("invite_username")
         val inviteUserName: String?,
-        @SerialName("invite_url")
-        val inviteUrl: String?,
-        @SerialName("relative_user_activate")
-        val relativeUserActivate: Boolean?
+        @SerialName("install_url")
+        val installUrl: String?,
+        @SerialName("relative_user_active")
+        val relativeUserActive: Boolean?
     )
 }
diff --git a/app/src/main/java/com/sopt/umbba_android/data/model/response/QuestionAnswerResponseDto.kt b/app/src/main/java/com/sopt/umbba_android/data/model/response/QuestionAnswerResponseDto.kt
index 16af33a2..290589ef 100644
--- a/app/src/main/java/com/sopt/umbba_android/data/model/response/QuestionAnswerResponseDto.kt
+++ b/app/src/main/java/com/sopt/umbba_android/data/model/response/QuestionAnswerResponseDto.kt
@@ -14,8 +14,6 @@ data class QuestionAnswerResponseDto(
 ) {
     @Serializable
     data class QnaData(
-        @SerialName("response_case")
-        val responseCase: Int,
         @SerialName("qna_id")
         val qnaId: Long?,
         @SerialName("section")
@@ -37,14 +35,6 @@ data class QuestionAnswerResponseDto(
         @SerialName("opponent_username")
         val opponentUsername: String?,
         @SerialName("my_username")
-        val myUsername: String?,
-        @SerialName("invite_code")
-        val inviteCode:String?,
-        @SerialName("invite_username")
-        val inviteUserName:String?,
-        @SerialName("install_url")
-        val installUrl:String?,
-        @SerialName("relative_user_active")
-        val relativeUserActivate:Boolean?
+        val myUsername: String?
     )
 }
\ No newline at end of file
diff --git a/app/src/main/java/com/sopt/umbba_android/presentation/qna/QuestionAnswerActivity.kt b/app/src/main/java/com/sopt/umbba_android/presentation/qna/QuestionAnswerActivity.kt
index 0a1201f9..d5382ae4 100644
--- a/app/src/main/java/com/sopt/umbba_android/presentation/qna/QuestionAnswerActivity.kt
+++ b/app/src/main/java/com/sopt/umbba_android/presentation/qna/QuestionAnswerActivity.kt
@@ -20,6 +20,7 @@ class QuestionAnswerActivity :
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
         binding.clickListener = this
+        binding.vm = viewModel
         observeQnaResponse()
     }
 
diff --git a/app/src/main/java/com/sopt/umbba_android/presentation/qna/viewmodel/QuestionAnswerViewModel.kt b/app/src/main/java/com/sopt/umbba_android/presentation/qna/viewmodel/QuestionAnswerViewModel.kt
index 8b1ea44f..06f44622 100644
--- a/app/src/main/java/com/sopt/umbba_android/presentation/qna/viewmodel/QuestionAnswerViewModel.kt
+++ b/app/src/main/java/com/sopt/umbba_android/presentation/qna/viewmodel/QuestionAnswerViewModel.kt
@@ -19,8 +19,8 @@ class QuestionAnswerViewModel(private val questionAnswerRepositoryImpl: Question
     private var _qnaResponse = MutableLiveData<QuestionAnswerResponseDto.QnaData>()
     val qnaResponse: LiveData<QuestionAnswerResponseDto.QnaData> = _qnaResponse
 
-    var isMyAnswer = MutableLiveData(false)
-    var isOpponentAnswer = MutableLiveData(false)
+    var isMyAnswer = MutableLiveData<Boolean?>()
+    var isOpponentAnswer = MutableLiveData<Boolean?>()
 
     var appbarSection = MutableLiveData<String>()
     private fun getQuestionAnswer() {
diff --git a/app/src/main/res/layout/activity_question_answer.xml b/app/src/main/res/layout/activity_question_answer.xml
index 7cadc23a..0c562602 100644
--- a/app/src/main/res/layout/activity_question_answer.xml
+++ b/app/src/main/res/layout/activity_question_answer.xml
@@ -75,7 +75,7 @@
                 android:layout_marginTop="16dp"
                 android:layout_marginBottom="8dp"
                 android:textAppearance="@style/AndroidBody1_2Regular16"
-                android:textColor="@{vm.isOpponentAnswer() ? @color/umbba_black : @color/grey_800 }"
+                android:textColor="@{vm.isOpponentAnswer ? @color/umbba_black : @color/grey_800 }"
                 app:layout_constraintBottom_toTopOf="@id/tv_from_other"
                 app:layout_constraintEnd_toEndOf="parent"
                 app:layout_constraintStart_toStartOf="parent"
@@ -123,7 +123,7 @@
                 android:layout_marginTop="16dp"
                 android:layout_marginBottom="8dp"
                 android:textAppearance="@style/AndroidBody1_2Regular16"
-                android:textColor="@{vm.isMyAnswer() ? @color/umbba_black : @color/grey_800 }"
+                android:textColor="@{vm.isMyAnswer ? @color/umbba_black : @color/grey_800 }"
                 app:layout_constraintBottom_toTopOf="@id/tv_from_me"
                 app:layout_constraintEnd_toEndOf="parent"
                 app:layout_constraintStart_toStartOf="parent"