diff --git a/src/api/character.js b/src/api/character.js
index 915ea0c..9986da2 100644
--- a/src/api/character.js
+++ b/src/api/character.js
@@ -43,8 +43,7 @@ async function createCharacter(characterData) {
     gender: toNullIfBlank(characterData.gender),
     mbti: toNullIfBlank(characterData.mbti),
     characterType: toNullIfBlank(characterData.type),
-    originalTitle: toNullIfBlank(characterData.originalTitle),
-    originalLink: toNullIfBlank(characterData.originalLink),
+    originalWorkId: characterData.originalWorkId || null,
     speechPattern: toNullIfBlank(characterData.speechPattern),
     speechStyle: toNullIfBlank(characterData.speechStyle),
     appearance: toNullIfBlank(characterData.appearance),
diff --git a/src/api/original.js b/src/api/original.js
index 32221c4..7844b3f 100644
--- a/src/api/original.js
+++ b/src/api/original.js
@@ -69,6 +69,13 @@ export async function getOriginalCharacters(id, page = 1, size = 20) {
   })
 }
 
+// 원작 검색
+export async function searchOriginals(searchTerm) {
+  return Vue.axios.get('/admin/chat/original/search', {
+    params: { searchTerm }
+  })
+}
+
 // 원작에 캐릭터 연결
 export async function assignCharactersToOriginal(id, characterIds = []) {
   return Vue.axios.post(`/admin/chat/original/${id}/assign-characters`, { characterIds })
diff --git a/src/views/Chat/CharacterForm.vue b/src/views/Chat/CharacterForm.vue
index bafc043..731c1a8 100644
--- a/src/views/Chat/CharacterForm.vue
+++ b/src/views/Chat/CharacterForm.vue
@@ -206,29 +206,64 @@
               </v-col>
             </v-row>
 
-            <!-- 원작 정보 -->
+            <!-- 원작 선택 -->
             <v-row>
-              <v-col
-                cols="12"
-                md="6"
-              >
-                <v-text-field
-                  v-model="character.originalTitle"
-                  label="원작명"
+              <v-col cols="12">
+                <v-autocomplete
+                  v-model="selectedOriginalId"
+                  :items="originalOptions"
+                  :loading="originalLoading"
+                  :search-input.sync="originalSearchTerm"
+                  item-text="title"
+                  item-value="id"
+                  label="원작 검색 후 선택"
+                  hide-no-data
+                  hide-selected
+                  clearable
                   outlined
                   dense
-                />
+                  @change="onOriginalChange"
+                >
+                  <template v-slot:item="{ item, on, attrs }">
+                    <v-list-item
+                      v-bind="attrs"
+                      v-on="on"
+                    >
+                      <v-list-item-avatar>
+                        <v-img :src="item.imageUrl" />
+                      </v-list-item-avatar>
+                      <v-list-item-content>
+                        <v-list-item-title v-text="item.title" />
+                        <v-list-item-subtitle v-text="item.category" />
+                      </v-list-item-content>
+                    </v-list-item>
+                  </template>
+                </v-autocomplete>
               </v-col>
-              <v-col
-                cols="12"
-                md="6"
-              >
-                <v-text-field
-                  v-model="character.originalLink"
-                  label="원작링크"
-                  outlined
-                  dense
-                />
+            </v-row>
+            <v-row v-if="selectedOriginal">
+              <v-col cols="12">
+                <div class="d-flex align-center">
+                  <v-avatar
+                    size="60"
+                    class="mr-3"
+                  >
+                    <v-img :src="selectedOriginal.imageUrl" />
+                  </v-avatar>
+                  <div>
+                    <div class="subtitle-1">
+                      {{ selectedOriginal.title }}
+                    </div>
+                  </div>
+                  <v-spacer />
+                  <v-btn
+                    small
+                    text
+                    @click="clearSelectedOriginal"
+                  >
+                    해제
+                  </v-btn>
+                </div>
               </v-col>
             </v-row>
 
@@ -1018,6 +1053,7 @@
 
 <script>
 import {getCharacter, createCharacter, updateCharacter} from '@/api/character';
+import { searchOriginals } from '@/api/original';
 
 export default {
   name: "CharacterForm",
@@ -1055,6 +1091,13 @@ export default {
       personalities: [],
       backgrounds: [],
       originalCharacter: null, // 원본 캐릭터 데이터 저장용
+      // 원작 선택 상태
+      selectedOriginalId: null,
+      selectedOriginal: null,
+      originalOptions: [],
+      originalSearchTerm: '',
+      originalLoading: false,
+      originalDebounce: null,
       character: {
         id: null,
         name: '',
@@ -1066,6 +1109,7 @@ export default {
         age: '',
         mbti: '',
         characterType: '',
+        originalWorkId: null,
         originalTitle: '',
         originalLink: '',
         speechPattern: '',
@@ -1165,6 +1209,14 @@ export default {
           this.previewImage = null;
         }
       }
+    },
+    originalSearchTerm(val) {
+      if (this.originalDebounce) clearTimeout(this.originalDebounce);
+      if (!val || !val.trim()) {
+        this.originalOptions = [];
+        return;
+      }
+      this.originalDebounce = setTimeout(this.searchOriginalWorks, 300);
     }
   },
 
@@ -1185,6 +1237,55 @@ export default {
       this.$dialog.notify.success(message);
     },
 
+    async searchOriginalWorks() {
+      try {
+        this.originalLoading = true;
+        const term = (this.originalSearchTerm || '').trim();
+        if (!term) {
+          this.originalOptions = [];
+          return;
+        }
+        const res = await searchOriginals(term);
+        if (res && res.status === 200 && res.data && res.data.success === true) {
+          const data = res.data.data;
+          const items = (data && data.content) ? data.content : (Array.isArray(data) ? data : []);
+          this.originalOptions = items || [];
+        } else {
+          this.originalOptions = [];
+        }
+      } catch (e) {
+        this.originalOptions = [];
+      } finally {
+        this.originalLoading = false;
+      }
+    },
+
+    onOriginalChange(val) {
+      if (!val) {
+        this.selectedOriginal = null;
+        this.selectedOriginalId = null;
+        this.character.originalWorkId = null;
+        return;
+      }
+      const id = Number(val);
+      const found = (this.originalOptions || []).find(o => Number(o.id) === id);
+      if (found) {
+        this.selectedOriginal = { id: Number(found.id), title: found.title, imageUrl: found.imageUrl };
+      } else if (this.selectedOriginal && Number(this.selectedOriginal.id) === id) {
+        // keep current selectedOriginal
+      } else {
+        this.selectedOriginal = { id };
+      }
+      this.selectedOriginalId = id;
+      this.character.originalWorkId = id;
+    },
+
+    clearSelectedOriginal() {
+      this.selectedOriginal = null;
+      this.selectedOriginalId = null;
+      this.character.originalWorkId = null;
+    },
+
     goBack() {
       this.$router.push('/character');
     },
@@ -1466,10 +1567,11 @@ export default {
     // 로드된 캐릭터 데이터에서 null을 빈 문자열로 변환 (UI 표시용)
     normalizeCharacterData(data) {
       const result = { ...data };
+      // 기본값 보정
+      if (result.originalWorkId == null) result.originalWorkId = null;
       const simpleFields = [
         'name', 'systemPrompt', 'description', 'age', 'gender', 'mbti',
-        'characterType', 'originalTitle', 'originalLink', 'speechPattern',
-        'speechStyle', 'appearance', 'imageUrl'
+        'characterType', 'speechPattern', 'speechStyle', 'appearance', 'imageUrl'
       ];
       simpleFields.forEach(f => {
         if (result[f] == null) result[f] = '';
@@ -1489,8 +1591,7 @@ export default {
           gender: this.character.gender,
           mbti: this.character.mbti,
           characterType: this.character.characterType,
-          originalTitle: this.character.originalTitle,
-          originalLink: this.character.originalLink,
+          originalWorkId: this.character.originalWorkId,
           speechPattern: this.character.speechPattern,
           speechStyle: this.character.speechStyle,
           appearance: this.character.appearance,
@@ -1513,7 +1614,7 @@ export default {
 
       // 기본 필드 비교
       const simpleFields = [
-        'name', 'description', 'age', 'gender', 'mbti', 'characterType', 'originalTitle', 'originalLink',
+        'name', 'description', 'age', 'gender', 'mbti', 'characterType', 'originalWorkId',
         'speechPattern', 'speechStyle', 'isActive'
       ];
 
@@ -1563,6 +1664,15 @@ export default {
         }
       });
 
+      // 특수 규칙: 기존에 원작이 연결되어 있었고, 해제(선택 제거)한 경우 서버 규약에 따라 0으로 전송
+      if (this.isEdit && ('originalWorkId' in changedFields)) {
+        const prev = this.originalCharacter && this.originalCharacter.originalWorkId;
+        const curr = changedFields.originalWorkId;
+        if ((curr === null || curr === undefined || curr === '') && (prev !== null && prev !== undefined && Number(prev) > 0)) {
+          changedFields.originalWorkId = 0;
+        }
+      }
+
       return changedFields;
     },
 
@@ -1586,6 +1696,18 @@ export default {
             image: null        // 파일 입력은 초기화
           };
 
+          // 원작 선택 UI 반영
+          if (this.character.originalWork) {
+            const d = this.character.originalWork;
+            this.selectedOriginal = d ? { id: Number(d.id), title: d.title, imageUrl: d.imageUrl } : null;
+            this.selectedOriginalId = d ? Number(d.id) : null;
+            this.character.originalWorkId = d ? Number(d.id) : null;
+            this.originalCharacter.originalWorkId = d ? Number(d.id) : null;
+          } else {
+            this.selectedOriginal = null;
+            this.selectedOriginalId = null;
+          }
+
           // 태그, 메모리, 인물관계, 취미, 가치관, 목표, 성격 특성, 세계관 설정
           this.tags = data.tags || [];
           this.memories = data.memories || [];
@@ -1628,6 +1750,11 @@ export default {
         this.character.personalities = [...this.personalities];
         this.character.backgrounds = [...this.backgrounds];
 
+        // 선택된 원작 기준으로 originalWorkId 최종 반영
+        if (this.selectedOriginalId !== null) {
+          this.character.originalWorkId = this.selectedOriginalId;
+        }
+
         let response;
 
         if (this.isEdit) {
@@ -1750,8 +1877,7 @@ export default {
         gender: str(data.gender),
         mbti: str(data.mbti),
         characterType: str(data.characterType),
-        originalTitle: str(data.originalTitle),
-        originalLink: str(data.originalLink),
+        originalWorkId: data.originalWorkId == null ? null : Number(data.originalWorkId),
         speechPattern: str(data.speechPattern),
         speechStyle: str(data.speechStyle),
         appearance: str(data.appearance)