diff --git a/src/main/java/com/umc/dream/controller/DreamController.java b/src/main/java/com/umc/dream/controller/DreamController.java
index d94603e..1255e5d 100644
--- a/src/main/java/com/umc/dream/controller/DreamController.java
+++ b/src/main/java/com/umc/dream/controller/DreamController.java
@@ -37,19 +37,26 @@ public ApiResponse<AddDreamResponseDto> createDream(@RequestBody DreamRequestDto
     @Parameters({
             @Parameter(name = "user_id", description = "꿈 일기 목록을 조회하고자하는 사용자의 pk"),
     })
-    private ApiResponse<List<GetDreamResponseDto>> GetDream(@RequestParam Long user_id) {
+    private ApiResponse<List<GetDreamResponseDto>> GetDream(@PathVariable Long user_id) {
         List<GetDreamResponseDto> getDreamResponseDtos = dreamService.getDream(user_id);
         return ApiResponse.onSuccess(getDreamResponseDtos);
     }
 
-    @GetMapping("/diary/{user_id}/{diary_id}")
+    @GetMapping("/diary/{user_id}/{dream_id}")
     @Operation(summary = "내 꿈 일기 상세 조회", description = "내 꿈 일기 상세 조회 API입니다")
     @Parameters({
             @Parameter(name = "user_id", description = "자신의 pk"),
             @Parameter(name = "dream_id", description = "꿈 일기의 pk")
     })
-    private ApiResponse<ViewDreamResponseDto> ViewDream(@RequestParam Long user_id, @RequestParam Long dream_id) {
+    private ApiResponse<ViewDreamResponseDto> ViewDream(@PathVariable Long user_id, @PathVariable Long dream_id) {
         ViewDreamResponseDto viewDreamResponseDto = dreamService.viewDream(user_id, dream_id);
         return ApiResponse.onSuccess(viewDreamResponseDto);
     }
+
+    @DeleteMapping("/diary/{user_id}/{dream_id}")
+    @Operation(summary = "꿈 일기 삭제 API", description = "꿈 일기 삭제 API입니다")
+    public ApiResponse<Void> deleteDream(@PathVariable Long user_id, @PathVariable Long dream_id) {
+        dreamService.deleteDream(user_id, dream_id);
+        return ApiResponse.onSuccess(null);
+    }
 }
diff --git a/src/main/java/com/umc/dream/controller/TestController.java b/src/main/java/com/umc/dream/controller/TestController.java
index 40e1508..0db41eb 100644
--- a/src/main/java/com/umc/dream/controller/TestController.java
+++ b/src/main/java/com/umc/dream/controller/TestController.java
@@ -1,5 +1,6 @@
 package com.umc.dream.controller;
 
+import io.swagger.v3.oas.annotations.Hidden;
 import io.swagger.v3.oas.annotations.Operation;
 import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.RestController;
@@ -7,6 +8,7 @@
 @RestController
 public class TestController {
 
+    @Hidden
     @GetMapping("/health")
     @Operation(summary = "health check API",description = "인스턴스의 health check하는 API입니다")
     public String healthCheck() {
diff --git a/src/main/java/com/umc/dream/domain/Dream.java b/src/main/java/com/umc/dream/domain/Dream.java
index ac1e8ff..064260a 100644
--- a/src/main/java/com/umc/dream/domain/Dream.java
+++ b/src/main/java/com/umc/dream/domain/Dream.java
@@ -10,6 +10,8 @@
 
 import java.time.LocalDate;
 import java.time.LocalDateTime;
+import java.util.ArrayList;
+import java.util.List;
 
 @Entity
 @Getter
@@ -38,6 +40,21 @@ public class Dream extends BaseEntity {
     @Enumerated(EnumType.STRING)
     private DreamCategory category;
 
+    @OneToMany(mappedBy = "dream", cascade = CascadeType.ALL, orphanRemoval = true)
+    private List<People> characters = new ArrayList<>();
+
+    @OneToMany(mappedBy = "dream", cascade = CascadeType.ALL, orphanRemoval = true)
+    private List<Place> places = new ArrayList<>();
+
+    @OneToMany(mappedBy = "dream", cascade = CascadeType.ALL, orphanRemoval = true)
+    private List<Feeling> feelings = new ArrayList<>();
+
+    @OneToMany(mappedBy = "dream", cascade = CascadeType.ALL, orphanRemoval = true)
+    private List<Hashtag> hashtags = new ArrayList<>();
+
+    @OneToMany(mappedBy = "dream", cascade = CascadeType.ALL, orphanRemoval = true)
+    private List<Post> posts = new ArrayList<>();
+
     @Builder
     public Dream(User user, LocalDate date, LocalDateTime sleepTime, LocalDateTime wakeUpTime, String title, String content, DreamCategory category) {
         this.user = user;
diff --git a/src/main/java/com/umc/dream/service/DreamService.java b/src/main/java/com/umc/dream/service/DreamService.java
index f579270..5dd2a81 100644
--- a/src/main/java/com/umc/dream/service/DreamService.java
+++ b/src/main/java/com/umc/dream/service/DreamService.java
@@ -107,4 +107,17 @@ public ViewDreamResponseDto viewDream(Long user_id, Long dream_id) {
         }
         return DreamConverter.toViewDreamResponse(dream, feels, name, location, tag);
     }
+
+    @Transactional
+    public void deleteDream(Long user_id, Long dream_id) {
+        Dream dream = dreamRepository.findById(dream_id)
+                .orElseThrow(() -> new GeneralException(ErrorStatus._BAD_REQUEST));
+
+        // 작성자가 아닌 경우
+        if (!dream.getUser().getId().equals(user_id)) {
+            throw new GeneralException(ErrorStatus._FORBIDDEN);
+        }
+        
+        dreamRepository.delete(dream);
+    }
 }