diff --git a/src/apis/letter/letter.service.ts b/src/apis/letter/letter.service.ts
index 4ba2b75..650d301 100644
--- a/src/apis/letter/letter.service.ts
+++ b/src/apis/letter/letter.service.ts
@@ -52,6 +52,9 @@ export class LetterService {
       throw new BadRequestException('수신자가 존재하지 않음');
     }
 
+    //TODO : 400 번대
+    // 보낼 수  없는 사용자 추가
+
     const letterRoom = await this.upsertUserListToLetterRoom(twoUserList);
     const newLetter = await this.letterRepository.sendLetterToReciever(
       new LetterRoomIdDto(letterRoom._id),
diff --git a/src/apis/users/dto/UserProfileClick.dto.ts b/src/apis/users/dto/UserProfileClick.dto.ts
new file mode 100644
index 0000000..6a20911
--- /dev/null
+++ b/src/apis/users/dto/UserProfileClick.dto.ts
@@ -0,0 +1,53 @@
+import { ApiProperty } from '@nestjs/swagger';
+import { Expose, Transform, Type } from 'class-transformer';
+import { Profile, User } from 'src/models/user.model';
+import { Types } from 'mongoose';
+import { TransformObjectIdToString } from 'src/common/decorators/Expose.decorator';
+import { STATUS_TYPE } from 'src/common/consts/enum';
+
+export class UserProfileClickDto {
+  constructor(user: User) {
+    if (user) {
+      this._id = user._id;
+      this.nickname = user.nickname;
+      this.profile = user.profile;
+      this.level = user.level;
+    }
+  }
+  @ApiProperty({ type: String, example: '626cf238b51596721c21289b' })
+  @Expose()
+  @Transform((value) => value.obj._id, { toClassOnly: true })
+  @TransformObjectIdToString({ toPlainOnly: true })
+  _id: Types.ObjectId;
+
+  @ApiProperty({ type: String, example: 'nickname' })
+  @Expose()
+  nickname: string;
+
+  @ApiProperty({ type: String, example: 'profile' })
+  @Type(() => Profile)
+  @Expose()
+  profile: Profile;
+
+  @ApiProperty({
+    type: Number,
+    description: '유저의 확성기 레벨',
+  })
+  @Expose()
+  level: number;
+
+  @ApiProperty({
+    enum: STATUS_TYPE,
+    description:
+      '유저의 상태 ( 노말 : 정상 , 정지 : forbidden , 탈퇴 : signOut',
+  })
+  @Expose()
+  status: string;
+
+  @ApiProperty({
+    type: Boolean,
+    description: '내가 차단한 유저인지에 대한 정보 제공',
+  })
+  @Expose()
+  iBlock: boolean;
+}
diff --git a/src/apis/users/user.controller.ts b/src/apis/users/user.controller.ts
index 0637712..7107c0d 100644
--- a/src/apis/users/user.controller.ts
+++ b/src/apis/users/user.controller.ts
@@ -30,6 +30,7 @@ import { NewAlarmStateResDto } from './dto/newAlarmState.res.dto';
 import { SendLightningSuccessDtoResDto } from './dto/sendLigningSuccessDto.res.dto';
 import { AlarmService } from '../alarm/alarm.service';
 import { FCMUpdateDto } from './dto/fcmUpdate.dto';
+import { UserProfileClickDto } from './dto/UserProfileClick.dto';
 
 @ApiTags('user')
 @Controller('user')
@@ -70,6 +71,18 @@ export class UserController {
     );
   }
 
+  @ApiOperation({ summary: '유저 탈퇴를 한다.' })
+  @ApiResponse({
+    status: 200,
+    description: '요청 성공시',
+  })
+  @Delete('')
+  async singOut(@ReqUser() user: User) {
+    // findOneByUserId
+    await this.userService.signOutUser(user);
+    return;
+  }
+
   @ApiOperation({
     summary: 'FCM 업데이트하기',
   })
@@ -103,7 +116,7 @@ export class UserController {
   @ApiResponse({
     status: 200,
     description: '요청 성공시',
-    type: UserProfileDto,
+    type: UserProfileClickDto,
   })
   @ApiResponse({
     status: 400,
@@ -112,10 +125,7 @@ export class UserController {
   @Get(':userId')
   async getOtherUserInfo(@Param() UserIdDto: UserIdDto, @ReqUser() user: User) {
     // findOneByUserId
-    return await this.userService.getOtherUserInfo(
-      UserIdDto,
-      user.blockedUserDto,
-    );
+    return await this.userService.getOtherUserInfo(UserIdDto, user);
   }
 
   @ApiOperation({ summary: '상대방 유저를 차단한다' })
diff --git a/src/apis/users/user.module.ts b/src/apis/users/user.module.ts
index 0af9427..6ac26e0 100644
--- a/src/apis/users/user.module.ts
+++ b/src/apis/users/user.module.ts
@@ -8,6 +8,7 @@ import { LightningRepository } from 'src/repositories/lightning.repository';
 import { ReportRepository } from 'src/repositories/report.repository';
 import { UserRepository } from 'src/repositories/user.repository';
 import { AlarmModule } from '../alarm/alarm.module';
+import { RoomsModule } from '../rooms/rooms.module';
 import { UserController } from './user.controller';
 import { UserService } from './user.service';
 
@@ -20,6 +21,7 @@ import { UserService } from './user.service';
     ]),
     forwardRef(() => AuthModule),
     forwardRef(() => AlarmModule),
+    forwardRef(() => RoomsModule),
   ],
   controllers: [UserController],
   providers: [
diff --git a/src/apis/users/user.service.ts b/src/apis/users/user.service.ts
index 820e826..5fdc88b 100644
--- a/src/apis/users/user.service.ts
+++ b/src/apis/users/user.service.ts
@@ -27,6 +27,9 @@ import {
 } from 'src/common/consts/enum';
 import { AlarmService } from '../alarm/alarm.service';
 import { FCMUpdateDto } from './dto/fcmUpdate.dto';
+import { RoomsService } from '../rooms/rooms.service';
+import { RoomIdDto } from 'src/common/dtos/RoomId.dto';
+import { UserProfileClickDto } from './dto/UserProfileClick.dto';
 
 @Injectable()
 export class UserService {
@@ -37,6 +40,7 @@ export class UserService {
     private authService: AuthService,
     private lightnignRepository: LightningRepository,
     private alarmService: AlarmService,
+    private roomService: RoomsService,
   ) {}
 
   private checkBlocked(userIdDto: UserIdDto, blockedUserDto: BlockedUserDto) {
@@ -57,18 +61,34 @@ export class UserService {
     return user;
   }
 
-  @returnValueToDto(UserProfileDto)
+  @returnValueToDto(UserProfileClickDto)
   async getOtherUserInfo(
     userIdDto: UserIdDto,
-    blockedUserDto: BlockedUserDto,
-  ): Promise<UserProfileDto> {
-    // 유저 차단해도 프로필 조회가능 --> 채팅 로그 내부에서
-    // this.checkBlocked(userIdDto, blockedUserDto);
-    // auto 시리얼 라이징
+    myUser: User,
+  ): Promise<UserProfileClickDto> {
     const user = await this.userRepository.findOneByUserId(userIdDto);
     if (!user) {
       throw new BadRequestException('유저 없음');
     }
+    const iBlock = myUser.iBlockUsers.find((e) =>
+      e._id.equals(userIdDto.userId),
+    )
+      ? true
+      : false;
+    return { ...user, iBlock: iBlock };
+  }
+
+  // @returnValueToDto(UserProfileDto)
+  async signOutUser(user: User) {
+    if (user.myRoom) {
+      //유저가 들어간 방이있으면
+      await this.roomService.pullUserFromRoom(
+        new RoomIdDto(user.myRoom._id),
+        user.userIdDto,
+      );
+    }
+
+    await this.userRepository.signOutUser(user.userIdDto);
     return user;
   }
 
diff --git a/src/auth/strategies/jwt.strategy.ts b/src/auth/strategies/jwt.strategy.ts
index 82a0864..c5cca18 100644
--- a/src/auth/strategies/jwt.strategy.ts
+++ b/src/auth/strategies/jwt.strategy.ts
@@ -53,6 +53,8 @@ export class JwtStrategy extends PassportStrategy(Strategy, 'jwt') {
             )} 까지 정지된 유저입니다. 문의사항은 고객센터로 연락주세요.`,
           );
         }
+      } else if (user.status === STATUS_TYPE.SIGNOUT) {
+        throw new UnauthorizedException('탈퇴한 유저');
       }
       return user;
     } else {
diff --git a/src/common/consts/enum.ts b/src/common/consts/enum.ts
index 5109bce..8b16ff9 100644
--- a/src/common/consts/enum.ts
+++ b/src/common/consts/enum.ts
@@ -13,6 +13,7 @@ function getEnumTypeValues(enumType) {
 enum STATUS_TYPE {
   NORMAL = 'normal',
   FORBIDDEN = 'forbidden',
+  SIGNOUT = 'signOut',
 }
 
 //카테고리 타입 한글로
diff --git a/src/common/dtos/UserProfile.dto.ts b/src/common/dtos/UserProfile.dto.ts
index 31d586b..d4f1121 100644
--- a/src/common/dtos/UserProfile.dto.ts
+++ b/src/common/dtos/UserProfile.dto.ts
@@ -3,6 +3,7 @@ import { Expose, Transform, Type } from 'class-transformer';
 import { Profile, User } from 'src/models/user.model';
 import { Types } from 'mongoose';
 import { TransformObjectIdToString } from '../decorators/Expose.decorator';
+import { STATUS_TYPE } from '../consts/enum';
 
 export class UserProfileDto {
   constructor(user: User) {
@@ -11,6 +12,7 @@ export class UserProfileDto {
       this.nickname = user.nickname;
       this.profile = user.profile;
       this.level = user.level;
+      this.status = user.status;
     }
   }
   @ApiProperty({ type: String, example: '626cf238b51596721c21289b' })
@@ -34,6 +36,20 @@ export class UserProfileDto {
   })
   @Expose()
   level: number;
+
+  @ApiProperty({
+    enum: STATUS_TYPE,
+    description:
+      '유저의 상태 ( 노말 : 정상 , 정지 : forbidden , 탈퇴 : signOut',
+  })
+  @Expose()
+  status: string;
 }
 
-export const UserProfileSelect = { _id: 1, nickname: 1, profile: 1, level: 1 };
+export const UserProfileSelect = {
+  _id: 1,
+  nickname: 1,
+  profile: 1,
+  level: 1,
+  status: 1,
+};
diff --git a/src/repositories/user.repository.ts b/src/repositories/user.repository.ts
index fadc7aa..b4faef1 100644
--- a/src/repositories/user.repository.ts
+++ b/src/repositories/user.repository.ts
@@ -44,6 +44,18 @@ export class UserRepository {
     );
   }
 
+  async signOutUser(userIdDto: UserIdDto) {
+    return await this.userModel.findOneAndUpdate(
+      { _id: userIdDto.userId },
+      {
+        status: STATUS_TYPE.SIGNOUT,
+        phoneNumber: null,
+        nickname: '(탈퇴한 사용자)',
+        FCMToken: '',
+      },
+    );
+  }
+
   async findOneByUserId(userIdDto: UserIdDto): Promise<User | null> {
     const user = await this.userModel
       .findOne({ _id: userIdDto.userId })