diff --git a/app/src/main/java/kr/co/vividnext/sodalive/chat/original/OriginalWorkViewModel.kt b/app/src/main/java/kr/co/vividnext/sodalive/chat/original/OriginalWorkViewModel.kt
index 6cc33d6d..13bb4899 100644
--- a/app/src/main/java/kr/co/vividnext/sodalive/chat/original/OriginalWorkViewModel.kt
+++ b/app/src/main/java/kr/co/vividnext/sodalive/chat/original/OriginalWorkViewModel.kt
@@ -65,11 +65,4 @@ class OriginalWorkViewModel(
                 })
         )
     }
-
-    fun refresh() {
-        page = 0
-        isLast = false
-        _items.value = emptyList()
-        loadMore()
-    }
 }
diff --git a/app/src/main/java/kr/co/vividnext/sodalive/chat/original/detail/OriginalWorkDetailActivity.kt b/app/src/main/java/kr/co/vividnext/sodalive/chat/original/detail/OriginalWorkDetailActivity.kt
index 7030844b..f14ef560 100644
--- a/app/src/main/java/kr/co/vividnext/sodalive/chat/original/detail/OriginalWorkDetailActivity.kt
+++ b/app/src/main/java/kr/co/vividnext/sodalive/chat/original/detail/OriginalWorkDetailActivity.kt
@@ -33,8 +33,13 @@ class OriginalWorkDetailActivity : BaseActivity<ActivityOriginalWorkDetailBindin
 
         val originalId = intent.getLongExtra(EXTRA_ORIGINAL_ID, -1)
         if (originalId <= 0) {
-            Toast.makeText(applicationContext, "잘못된 요청입니다.", Toast.LENGTH_LONG).show()
+            Toast.makeText(
+                applicationContext,
+                getString(R.string.original_detail_error_invalid_request),
+                Toast.LENGTH_LONG
+            ).show()
             finish()
+            return
         }
         bind()
 
@@ -62,8 +67,12 @@ class OriginalWorkDetailActivity : BaseActivity<ActivityOriginalWorkDetailBindin
 
     private fun setupTabs() {
         val tabs = binding.tabs
-        tabs.addTab(tabs.newTab().setText("캐릭터").setTag("character"))
-        tabs.addTab(tabs.newTab().setText("작품정보").setTag("info"))
+        tabs.addTab(
+            tabs.newTab().setText(R.string.screen_original_detail_tab_character).setTag("character")
+        )
+        tabs.addTab(
+            tabs.newTab().setText(R.string.screen_original_detail_tab_info).setTag("info")
+        )
 
         tabs.addOnTabSelectedListener(object : TabLayout.OnTabSelectedListener {
             override fun onTabSelected(tab: TabLayout.Tab) {
@@ -101,7 +110,13 @@ class OriginalWorkDetailActivity : BaseActivity<ActivityOriginalWorkDetailBindin
 
     private fun bind() {
         viewModel.toast.observe(this) {
-            it?.let { Toast.makeText(applicationContext, it, Toast.LENGTH_LONG).show() }
+            it?.let { uiText ->
+                Toast.makeText(
+                    applicationContext,
+                    uiText.asString(this),
+                    Toast.LENGTH_LONG
+                ).show()
+            }
         }
 
         viewModel.isLoading.observe(this) {
diff --git a/app/src/main/java/kr/co/vividnext/sodalive/chat/original/detail/OriginalWorkDetailViewModel.kt b/app/src/main/java/kr/co/vividnext/sodalive/chat/original/detail/OriginalWorkDetailViewModel.kt
index a8b3f328..c97932df 100644
--- a/app/src/main/java/kr/co/vividnext/sodalive/chat/original/detail/OriginalWorkDetailViewModel.kt
+++ b/app/src/main/java/kr/co/vividnext/sodalive/chat/original/detail/OriginalWorkDetailViewModel.kt
@@ -4,11 +4,12 @@ import androidx.lifecycle.LiveData
 import androidx.lifecycle.MutableLiveData
 import io.reactivex.rxjava3.android.schedulers.AndroidSchedulers
 import io.reactivex.rxjava3.schedulers.Schedulers
+import kr.co.vividnext.sodalive.R
 import kr.co.vividnext.sodalive.base.BaseViewModel
-import kr.co.vividnext.sodalive.chat.character.Character
 import kr.co.vividnext.sodalive.chat.original.OriginalWorkDetailResponse
 import kr.co.vividnext.sodalive.chat.original.OriginalWorkRepository
 import kr.co.vividnext.sodalive.common.SharedPreferenceManager
+import kr.co.vividnext.sodalive.common.UiText
 
 class OriginalWorkDetailViewModel(
     private val repository: OriginalWorkRepository
@@ -17,8 +18,8 @@ class OriginalWorkDetailViewModel(
     private val _isLoading = MutableLiveData(false)
     val isLoading: LiveData<Boolean> get() = _isLoading
 
-    private val _toast = MutableLiveData<String?>(null)
-    val toast: LiveData<String?> get() = _toast
+    private val _toast = MutableLiveData<UiText?>(null)
+    val toast: LiveData<UiText?> get() = _toast
 
     private val _detail = MutableLiveData<OriginalWorkDetailResponse?>(null)
     val detail: LiveData<OriginalWorkDetailResponse?> get() = _detail
@@ -41,12 +42,14 @@ class OriginalWorkDetailViewModel(
                         detailResponse = data
                         _detail.value = detailResponse
                     } else {
-                        _toast.value = response.message ?: "알 수 없는 오류가 발생했습니다."
+                        _toast.value = response.message?.let { UiText.DynamicString(it) }
+                            ?: UiText.StringResource(R.string.common_error_unknown)
                     }
                     _isLoading.value = false
                 }, { e ->
                     _isLoading.value = false
-                    _toast.value = e.message ?: "알 수 없는 오류가 발생했습니다."
+                    _toast.value = e.message?.let { UiText.DynamicString(it) }
+                        ?: UiText.StringResource(R.string.common_error_unknown)
                 })
         )
     }
diff --git a/app/src/main/java/kr/co/vividnext/sodalive/chat/original/detail/OriginalWorkInfoFragment.kt b/app/src/main/java/kr/co/vividnext/sodalive/chat/original/detail/OriginalWorkInfoFragment.kt
index a32c14c3..193e08e0 100644
--- a/app/src/main/java/kr/co/vividnext/sodalive/chat/original/detail/OriginalWorkInfoFragment.kt
+++ b/app/src/main/java/kr/co/vividnext/sodalive/chat/original/detail/OriginalWorkInfoFragment.kt
@@ -12,6 +12,7 @@ import androidx.core.view.isVisible
 import kr.co.vividnext.sodalive.base.BaseFragment
 import kr.co.vividnext.sodalive.chat.original.OriginalWorkDetailResponse
 import kr.co.vividnext.sodalive.databinding.FragmentOriginalWorkInfoBinding
+import kr.co.vividnext.sodalive.R
 
 class OriginalWorkInfoFragment : BaseFragment<FragmentOriginalWorkInfoBinding>(
     FragmentOriginalWorkInfoBinding::inflate
@@ -106,7 +107,10 @@ class OriginalWorkInfoFragment : BaseFragment<FragmentOriginalWorkInfoBinding>(
                     binding.tvOriginalWork.setBackgroundResource(outValue.resourceId)
                 }
                 // 접근성 설명
-                binding.tvOriginalWork.contentDescription = "원작 $originalWork 링크 열기"
+                binding.tvOriginalWork.contentDescription = getString(
+                    R.string.original_detail_link_content_description,
+                    originalWork
+                )
 
                 binding.tvOriginalWork.setOnClickListener {
                     openUrl(originalLink)
@@ -156,7 +160,7 @@ class OriginalWorkInfoFragment : BaseFragment<FragmentOriginalWorkInfoBinding>(
             if (!host.isNullOrBlank()) host else url
         } catch (_: Exception) {
             // 파싱 실패 시 간단한 레이블 제공
-            "링크 ${index + 1}"
+            getString(R.string.original_detail_link_fallback, index + 1)
         }
     }
 
diff --git a/app/src/main/res/layout/fragment_original_work_info.xml b/app/src/main/res/layout/fragment_original_work_info.xml
index 28a573b3..6d7590cc 100644
--- a/app/src/main/res/layout/fragment_original_work_info.xml
+++ b/app/src/main/res/layout/fragment_original_work_info.xml
@@ -19,7 +19,7 @@
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
             android:fontFamily="@font/pretendard_bold"
-            android:text="작품 소개"
+            android:text="@string/original_work_info_section_title"
             android:textColor="@color/white"
             android:textSize="16sp" />
 
@@ -36,8 +36,8 @@
             app:ellipsizeTextColor="@color/white"
             app:expandType="layout"
             app:isExpanded="false"
-            app:readLessText="간략히"
-            app:readMoreText="전체보기"
+            app:readLessText="@string/read_less"
+            app:readMoreText="@string/read_more"
             app:textMode="line"
             tools:text="특별한 꽃을 길러낼 수 있는 능력을 가진 리엘라.\n그녀는 호손 공작의 상속자가 되고 말아버리는데...\n생각하지도 못했던 상속에 당황한 리엘라의 앞에 왕의 동생이자 보석술사인 하운 대공이 나타난다.\n바로 그녀의 특별한 ‘능력’ 때문에!\n\n꽃집 소녀 리엘라의 우당탕탕 공작 상속기!\n두 명의 상속인" />
     </LinearLayout>
@@ -55,7 +55,7 @@
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
             android:fontFamily="@font/pretendard_bold"
-            android:text="원작 보러 가기"
+            android:text="@string/original_work_info_link_title"
             android:textColor="#B0BEC5"
             android:textSize="16sp" />
 
@@ -85,7 +85,7 @@
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
             android:fontFamily="@font/pretendard_bold"
-            android:text="상세 정보"
+            android:text="@string/original_work_info_detail_title"
             android:textColor="@color/white"
             android:textSize="16sp" />
 
@@ -105,13 +105,13 @@
             <!-- 작가 라벨/내용 -->
             <TextView
                 android:id="@+id/tv_label_writer"
-                android:layout_width="wrap_content"
-                android:layout_height="wrap_content"
-                android:fontFamily="@font/pretendard_regular"
-                android:text="작가"
-                android:textColor="#B0BEC5"
-                android:textSize="14sp"
-                app:layout_constraintStart_toStartOf="parent"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:fontFamily="@font/pretendard_regular"
+            android:text="@string/original_work_info_label_writer"
+            android:textColor="#B0BEC5"
+            android:textSize="14sp"
+            app:layout_constraintStart_toStartOf="parent"
                 app:layout_constraintTop_toTopOf="parent" />
 
             <TextView
@@ -131,14 +131,14 @@
             <!-- 제작사 라벨/내용 -->
             <TextView
                 android:id="@+id/tv_label_studio"
-                android:layout_width="wrap_content"
-                android:layout_height="wrap_content"
-                android:layout_marginTop="8dp"
-                android:fontFamily="@font/pretendard_regular"
-                android:text="제작사"
-                android:textColor="#B0BEC5"
-                android:textSize="14sp"
-                app:layout_constraintStart_toStartOf="parent"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_marginTop="8dp"
+            android:fontFamily="@font/pretendard_regular"
+            android:text="@string/original_work_info_label_studio"
+            android:textColor="#B0BEC5"
+            android:textSize="14sp"
+            app:layout_constraintStart_toStartOf="parent"
                 app:layout_constraintTop_toBottomOf="@id/tv_label_writer" />
 
             <TextView
@@ -158,14 +158,14 @@
             <!-- 원작 라벨/내용 -->
             <TextView
                 android:id="@+id/tv_label_original"
-                android:layout_width="wrap_content"
-                android:layout_height="wrap_content"
-                android:layout_marginTop="8dp"
-                android:fontFamily="@font/pretendard_regular"
-                android:text="원작"
-                android:textColor="#B0BEC5"
-                android:textSize="14sp"
-                app:layout_constraintStart_toStartOf="parent"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_marginTop="8dp"
+            android:fontFamily="@font/pretendard_regular"
+            android:text="@string/original_work_info_label_original"
+            android:textColor="#B0BEC5"
+            android:textSize="14sp"
+            app:layout_constraintStart_toStartOf="parent"
                 app:layout_constraintTop_toBottomOf="@id/tv_label_studio" />
 
             <TextView
diff --git a/app/src/main/res/layout/item_original_detail_character.xml b/app/src/main/res/layout/item_original_detail_character.xml
index a59281df..78c12113 100644
--- a/app/src/main/res/layout/item_original_detail_character.xml
+++ b/app/src/main/res/layout/item_original_detail_character.xml
@@ -29,7 +29,7 @@
         android:gravity="center"
         android:includeFontPadding="false"
         android:maxLines="1"
-        android:text="N"
+        android:text="@string/original_work_label_new"
         android:textColor="@color/white"
         android:textSize="18sp"
         android:visibility="gone"
diff --git a/app/src/main/res/values-en/strings.xml b/app/src/main/res/values-en/strings.xml
index 157940ad..b2749d4a 100644
--- a/app/src/main/res/values-en/strings.xml
+++ b/app/src/main/res/values-en/strings.xml
@@ -166,6 +166,19 @@
     <string name="common_error_unknown">An unknown error occurred. Please try again.</string>
     <string name="common_error_request">An error occurred while processing the request.</string>
     <string name="common_error_network_retry">A network error occurred. Please try again later.</string>
+    <!-- Original detail -->
+    <string name="screen_original_detail_tab_character">Characters</string>
+    <string name="screen_original_detail_tab_info">Work info</string>
+    <string name="original_detail_error_invalid_request">Invalid request.</string>
+    <string name="original_detail_link_content_description">Open original work %1$s link</string>
+    <string name="original_detail_link_fallback">Link %1$d</string>
+    <string name="original_work_info_section_title">About the work</string>
+    <string name="original_work_info_link_title">View original</string>
+    <string name="original_work_info_detail_title">Details</string>
+    <string name="original_work_info_label_writer">Writer</string>
+    <string name="original_work_info_label_studio">Studio</string>
+    <string name="original_work_info_label_original">Original work</string>
+    <string name="original_work_label_new">N</string>
     <!-- Character detail -->
     <string name="screen_character_detail_title">Character info</string>
     <string name="screen_character_detail_tab_info">Details</string>
diff --git a/app/src/main/res/values-ja/strings.xml b/app/src/main/res/values-ja/strings.xml
index 9d240982..9dbb579c 100644
--- a/app/src/main/res/values-ja/strings.xml
+++ b/app/src/main/res/values-ja/strings.xml
@@ -166,6 +166,19 @@
     <string name="common_error_unknown">不明なエラーが発生しました。もう一度お試しください。</string>
     <string name="common_error_request">リクエスト処理中にエラーが発生しました。</string>
     <string name="common_error_network_retry">ネットワークエラーが発生しました。しばらくしてから再試行してください。</string>
+    <!-- Original detail -->
+    <string name="screen_original_detail_tab_character">キャラクター</string>
+    <string name="screen_original_detail_tab_info">作品情報</string>
+    <string name="original_detail_error_invalid_request">無効なリクエストです。</string>
+    <string name="original_detail_link_content_description">原作%1$sのリンクを開く</string>
+    <string name="original_detail_link_fallback">リンク %1$d</string>
+    <string name="original_work_info_section_title">作品紹介</string>
+    <string name="original_work_info_link_title">原作を見に行く</string>
+    <string name="original_work_info_detail_title">詳細情報</string>
+    <string name="original_work_info_label_writer">作家</string>
+    <string name="original_work_info_label_studio">制作会社</string>
+    <string name="original_work_info_label_original">原作</string>
+    <string name="original_work_label_new">N</string>
     <!-- Character detail -->
     <string name="screen_character_detail_title">キャラクター情報</string>
     <string name="screen_character_detail_tab_info">詳細</string>
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 9b578a25..ebce1405 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -165,6 +165,19 @@
     <string name="common_error_unknown">알 수 없는 오류가 발생했습니다. 다시 시도해 주세요.</string>
     <string name="common_error_request">요청 중 오류가 발생했습니다.</string>
     <string name="common_error_network_retry">네트워크 오류가 발생했습니다. 잠시 후 다시 시도해 주세요.</string>
+    <!-- Original detail -->
+    <string name="screen_original_detail_tab_character">캐릭터</string>
+    <string name="screen_original_detail_tab_info">작품 정보</string>
+    <string name="original_detail_error_invalid_request">잘못된 요청입니다.</string>
+    <string name="original_detail_link_content_description">원작 %1$s 링크 열기</string>
+    <string name="original_detail_link_fallback">링크 %1$d</string>
+    <string name="original_work_info_section_title">작품 소개</string>
+    <string name="original_work_info_link_title">원작 보러 가기</string>
+    <string name="original_work_info_detail_title">상세 정보</string>
+    <string name="original_work_info_label_writer">작가</string>
+    <string name="original_work_info_label_studio">제작사</string>
+    <string name="original_work_info_label_original">원작</string>
+    <string name="original_work_label_new">N</string>
     <!-- Character detail -->
     <string name="screen_character_detail_title">캐릭터 정보</string>
     <string name="screen_character_detail_tab_info">상세</string>