diff --git a/src/controller/user.ts b/src/controller/user.ts
index caf4a8e..cff1022 100644
--- a/src/controller/user.ts
+++ b/src/controller/user.ts
@@ -22,13 +22,23 @@ import { resolveModelGetter } from "sequelize-typescript";
 const getMyInfoController = async (req: Request, res: Response) => {
   try {
     const resData = await userService.getMyInfoService(req.body.userID.id);
-    response.dataResponse(
-      res,
-      returnCode.OK,
-      "마이페이지 조회 성공.",
-      true,
-      resData
-    );
+
+    if (resData === constant.NON_EXISTENT_USER) {
+      response.basicResponse(
+        res,
+        returnCode.BAD_REQUEST,
+        false,
+        "존재하지 않는 유저입니다."
+      );
+    } else {
+      response.dataResponse(
+        res,
+        returnCode.OK,
+        "마이페이지 조회 성공.",
+        true,
+        resData
+      );
+    }
   } catch (err) {
     slack.slackWebhook(req, err.message);
     console.error(err.message);
@@ -69,13 +79,21 @@ const patchImgController = async (req: Request, res: Response) => {
         false,
         "잘못된 폼 데이터입니다."
       );
+    } else if (resData === constant.NON_EXISTENT_USER) {
+      response.basicResponse(
+        res,
+        returnCode.BAD_REQUEST,
+        false,
+        "존재하지 않는 유저입니다."
+      );
     } else {
       // 모두 성공시
-      response.basicResponse(
+      response.dataResponse(
         res,
         returnCode.OK,
+        "프로필 이미지 변경 성공.",
         true,
-        "프로필 이미지 변경 완료."
+        resData
       );
     }
   } catch (err) {
diff --git a/src/library/constant.ts b/src/library/constant.ts
index 30cf6c7..7b17bbe 100644
--- a/src/library/constant.ts
+++ b/src/library/constant.ts
@@ -11,4 +11,5 @@ export default {
   VALUE_ALREADY_EXIST: -9, // 이미 존재하는 값일 때
   VALUE_ALREADY_DELETED: -10, // 이미 삭제된 값일 때
   DB_NOT_FOUND: -11, // DB 응답값이 없을 때
+  NON_EXISTENT_USER: -12, // 존재하지 않는 유저일 때
 };
diff --git a/src/router/user.ts b/src/router/user.ts
index 0e2d337..0f49b19 100644
--- a/src/router/user.ts
+++ b/src/router/user.ts
@@ -7,12 +7,12 @@ import authMiddleware from "../middleware/auth";
 
 const router = express.Router();
 
+router.get("/myInfo", authMiddleware, userController.getMyInfoController);
 router.patch(
   "/img",
   upload.single("img"),
   authMiddleware,
   userController.patchImgController
 );
-router.get("/myInfo", authMiddleware, userController.getMyInfoController);
 
 module.exports = router;
diff --git a/src/service/auth.ts b/src/service/auth.ts
index e9a297e..9a7c2fb 100644
--- a/src/service/auth.ts
+++ b/src/service/auth.ts
@@ -82,6 +82,8 @@ const getNicknameService = async (nickname?: string) => {
   if (nicknameExist.length > 0) {
     return constant.NICKNAME_ALREADY_EXIST;
   }
+  
+  return constant.SUCCESS;
 };
 
 /**
@@ -173,7 +175,6 @@ const postSignupService = async (
       isDeleted: false,
     },
   });
-
   if (nicknameExist.length > 0) {
     return constant.NICKNAME_ALREADY_EXIST;
   }
diff --git a/src/service/review.ts b/src/service/review.ts
index 276faf7..a799bc9 100644
--- a/src/service/review.ts
+++ b/src/service/review.ts
@@ -219,7 +219,7 @@ const getReviewService = async (userId: number, reviewId: number) => {
   if (!userId || !reviewId) {
     return constant.NULL_VALUE;
   }
-
+  console.log(userId, reviewId);
   const reviewToShow = await Review.findOne({
     where: {
       id: reviewId,
@@ -228,6 +228,7 @@ const getReviewService = async (userId: number, reviewId: number) => {
     },
   });
 
+  console.log(reviewToShow);
   // 존재하지 않는 리뷰일 때
   if (!reviewToShow) {
     return constant.WRONG_REQUEST_VALUE;
diff --git a/src/service/user.ts b/src/service/user.ts
index 75120fb..4753f81 100644
--- a/src/service/user.ts
+++ b/src/service/user.ts
@@ -1,11 +1,7 @@
 // sequelize
 import Sequelize, { Op } from "sequelize";
 
-// library
-// import jwt from "jsonwebtoken";
-// import bcrypt from 'bcryptjs';
 import constant from "../library/constant";
-// import index from "../config";
 
 // model
 import { User, Review } from "../models";
@@ -14,22 +10,24 @@ import { User, Review } from "../models";
  *  @유저정보조회
  *  @route GET /user/myInfo
  *  @access public
- *  @err
+ *  @err 1. 존재하지 않는 유저
  */
 const getMyInfoService = async (userId: number) => {
-  // TODO: - user isDeleted 상태 확인
-  const user = await User.findOne({ where: { id: userId, isDeleted: false } });
+  const user = await User.findOne({
+    where: { id: userId, isDeleted: false } 
+  });
+
+  if (!user) {
+    return constant.NON_EXISTENT_USER;
+  }
+
   const img = user.img;
   const nickname = user.nickname;
   const email = user.email;
-
-  const review = await Review.findAll({
-    where: {
-      userId,
-      isDeleted: false,
-    },
+  const reviewCount = await Review.count({
+    where: {userId, isDeleted: false}
   });
-  const reviewCount = review.length;
+
   return { img, nickname, email, reviewCount };
 };
 
@@ -37,25 +35,26 @@ const getMyInfoService = async (userId: number) => {
  *  @프로필이미지 수정
  *  @route PATCH /user/img
  *  @access public
- *  @err 잘못된 폼데이터
+ *  @err 1. 잘못된 폼 데이터
+ *       2. 존재하지 않는 유저
  */
 const patchImgService = async (userId: number, img: string) => {
-  // 폼데이터 맞는지 체크 -> 아니면 return statusCode.WRONG_IMG_FORM
   if (!img) {
     return constant.NULL_VALUE;
-  } else if (img === undefined) {
+  } else if (img === undefined) { 
     return constant.WRONG_IMG_FORM;
   }
-  // TODO: - user isDeleted 상태 확인
-  // userId에 맞는 user의 img 업로드
-  await User.update(
-    {
-      img: img,
-    },
-    {
-      where: { id: userId, isDeleted: false },
-    }
-  );
+
+  const user = await User.findOne({ where: {id: userId, isDeleted: false}});
+  
+  if (!user) {
+    return constant.NON_EXISTENT_USER;
+  }
+
+  await user.update({img: img});
+  await user.save();
+
+  return {img: user.img};
 };
 
 const userService = {