diff --git a/src/main/java/com/example/letscareer/self_intro/controller/SelfIntroController.java b/src/main/java/com/example/letscareer/self_intro/controller/SelfIntroController.java
index 611d85d..ab7ebae 100644
--- a/src/main/java/com/example/letscareer/self_intro/controller/SelfIntroController.java
+++ b/src/main/java/com/example/letscareer/self_intro/controller/SelfIntroController.java
@@ -6,7 +6,7 @@
 import com.example.letscareer.common.exception.enums.SuccessCode;
 import com.example.letscareer.common.exception.model.BadRequestException;
 import com.example.letscareer.common.exception.model.NotFoundException;
-import com.example.letscareer.self_intro.dto.SaveSelfIntroRequest;
+import com.example.letscareer.self_intro.dto.request.SaveSelfIntroRequest;
 import com.example.letscareer.self_intro.service.SelfIntroService;
 import lombok.RequiredArgsConstructor;
 import org.springframework.web.bind.annotation.*;
diff --git a/src/main/java/com/example/letscareer/self_intro/domain/SelfIntro.java b/src/main/java/com/example/letscareer/self_intro/domain/SelfIntro.java
index bf61b75..2a8322c 100644
--- a/src/main/java/com/example/letscareer/self_intro/domain/SelfIntro.java
+++ b/src/main/java/com/example/letscareer/self_intro/domain/SelfIntro.java
@@ -24,7 +24,7 @@ public class SelfIntro {
     @Lob
     private String content;
 
-    @OneToOne(fetch = FetchType.LAZY)
+    @ManyToOne(fetch = FetchType.LAZY)
     @JoinColumn(name = "stageId")
     @NotNull
     private Stage stage;
diff --git a/src/main/java/com/example/letscareer/self_intro/service/SelfIntroService.java b/src/main/java/com/example/letscareer/self_intro/service/SelfIntroService.java
index 29f15c2..d77b7ba 100644
--- a/src/main/java/com/example/letscareer/self_intro/service/SelfIntroService.java
+++ b/src/main/java/com/example/letscareer/self_intro/service/SelfIntroService.java
@@ -4,7 +4,8 @@
 import com.example.letscareer.schedule.domain.Schedule;
 import com.example.letscareer.schedule.repository.ScheduleRepository;
 import com.example.letscareer.self_intro.domain.SelfIntro;
-import com.example.letscareer.self_intro.dto.SaveSelfIntroRequest;
+import com.example.letscareer.self_intro.dto.SelfIntroDTO;
+import com.example.letscareer.self_intro.dto.request.SaveSelfIntroRequest;
 import com.example.letscareer.self_intro.repository.SelfIntroRepository;
 import com.example.letscareer.stage.domain.Stage;
 import com.example.letscareer.stage.repository.StageRepository;
@@ -36,11 +37,14 @@ public void saveSelfIntro(Long userId, Long scheduleId, Long stageId, SaveSelfIn
         User user = userRepository.findById(userId)
                 .orElseThrow(() -> new NotFoundException(USER_NOT_FOUND_EXCEPTION));
 
-        SelfIntro selfIntro = SelfIntro.builder()
-                        .stage(stage)
-                        .content(request.content())
-                        .build();
-
-        selfIntroRepository.save(selfIntro);
+        for(SelfIntroDTO selfIntroDTO : request.selfIntros()) {
+            SelfIntro selfIntro = SelfIntro.builder()
+                    .title(selfIntroDTO.title())
+                    .sequence(selfIntroDTO.sequence())
+                    .content(selfIntroDTO.content())
+                    .stage(stage)
+                    .build();
+            selfIntroRepository.save(selfIntro);
+        }
     }
 }