diff --git a/src/components/atoms/Toast/styled.ts b/src/components/atoms/Toast/styled.ts
index 587c328a..c3538c3c 100644
--- a/src/components/atoms/Toast/styled.ts
+++ b/src/components/atoms/Toast/styled.ts
@@ -6,7 +6,7 @@ export const ToastManagerWrapper: ReturnType<typeof styled.div> = styled.div`
   bottom: 80px;
   left: 50%;
   transform: translateX(-50%);
-  z-index: 1500;
+  z-index: 999999;
 `;
 
 export const ToastItemWrapper: ReturnType<typeof styled.div> = styled.div`
diff --git a/src/components/templates/DetailTemplate/index.tsx b/src/components/templates/DetailTemplate/index.tsx
index 9ed92ac3..ebdfdd1e 100644
--- a/src/components/templates/DetailTemplate/index.tsx
+++ b/src/components/templates/DetailTemplate/index.tsx
@@ -13,8 +13,10 @@ import { DetailTemplateWrapper, ImageSliderAndTimer } from "./styled";
 import { useBid, useDetailModal } from "hooks";
 import { buttonNames, priceNames } from "constants/auctionControlBarNames";
 import type { IComment, IProductDetail } from "types";
+import { LOGO_PATH } from "constants/imgPath";
 
-interface IBaseDetailTemplateProps extends Omit<IProductDetail, ""> {
+interface IBaseDetailTemplateProps
+  extends Omit<IProductDetail, "winningPrice"> {
   /** 판매자 정보 */
   seller: {
     id: number;
@@ -35,7 +37,7 @@ interface IBaseDetailTemplateProps extends Omit<IProductDetail, ""> {
   uploadTime: string;
   /** 거래 희망 장소 */
   productLocation: {
-    longtitude: number;
+    longitude: number;
     latitube: number;
     address: string;
     location: string;
@@ -47,9 +49,9 @@ interface IBaseDetailTemplateProps extends Omit<IProductDetail, ""> {
   /** 최소 입찰가 */
   minimumPrice: number;
   /** 내 입찰가 */
-  myPrice?: number;
+  myPrice: IProductDetail["myPrice"];
   /** 최고 입찰가 */
-  maximumPrice?: number;
+  maximumPrice: IProductDetail["winningPrice"];
   /** 입찰 취소 */
   onCancel: () => void;
   /** 조기마감 */
@@ -72,14 +74,15 @@ export const DetailTemplate = ({
   // 판매자 정보
   seller: { name, image },
   // 거래 희망 장소
-  productLocation: { longtitude, latitube, address, location },
+  productLocation: { longitude, latitube, address, location },
   onLocationClick,
   // 댓글
   comments,
   // 가격
   minimumPrice,
-  myPrice,
   maximumPrice,
+  myPrice,
+  myAuctionId,
   isEarly,
   // hasBuyer,
   onCancel,
@@ -109,9 +112,10 @@ export const DetailTemplate = ({
         createdAt={uploadTime}
         description={content}
       />
-      <Profile imgUrl={image} nickname={name} location={address} />
+      {/* TODO 프로필 사진 없는 경우 Logo 사진 */}
+      <Profile imgUrl={image || LOGO_PATH} nickname={name} location={address} />
       <LocationMap
-        coord={{ lat: latitube, lng: longtitude }}
+        coord={{ lat: latitube, lng: longitude }}
         location={location}
         onClick={onLocationClick}
       />
@@ -173,8 +177,8 @@ export const DetailTemplate = ({
           price={price}
           setPrice={setPrice}
           minPrice={minimumPrice}
-          beforePrice={myPrice}
-          onBid={handleBid}
+          beforePrice={myPrice || undefined}
+          onBid={() => handleBid(minimumPrice, myAuctionId || undefined)}
           open={open}
           onClose={handleCloseBottomSheet}
         />,
diff --git a/src/components/templates/DetailTemplate/stories.tsx b/src/components/templates/DetailTemplate/stories.tsx
index f8d238e6..18128262 100644
--- a/src/components/templates/DetailTemplate/stories.tsx
+++ b/src/components/templates/DetailTemplate/stories.tsx
@@ -42,7 +42,7 @@ export const Default: Story = {
     },
     // 거래 희망 장소
     productLocation: {
-      longtitude: 126.9784147,
+      longitude: 126.9784147,
       latitube: 37.5666805,
       address: "관악구 신림동",
       location: "보라매공원 CU",
diff --git a/src/components/templates/DetailTemplate/styled.ts b/src/components/templates/DetailTemplate/styled.ts
index 24625738..fccb72d4 100644
--- a/src/components/templates/DetailTemplate/styled.ts
+++ b/src/components/templates/DetailTemplate/styled.ts
@@ -47,4 +47,7 @@ export const DetailTemplateWrapper: ReturnType<typeof styled.div> = styled.div`
       width: 80px;
     }
   }
+  ${CommentWrapper} {
+    padding-bottom: 2rem;
+  }
 `;
diff --git a/src/hooks/useBid.ts b/src/hooks/useBid.ts
index 7ed6eb54..0bc713c3 100644
--- a/src/hooks/useBid.ts
+++ b/src/hooks/useBid.ts
@@ -1,40 +1,69 @@
-import { useEffect, useMemo, useState } from "react";
+import { useState } from "react";
 import { bidding, cancelBidding, editBidding } from "services/apis";
-import { useFetchBidding } from "hooks";
+import { useFetchProduct } from "hooks";
+import { useModalStore } from "stores";
+import { Toast } from "components/atoms";
 
 /**
  * 입찰 로직
  */
 export const useBid = (productId: number) => {
-  const { biddingList, isLoading } = useFetchBidding();
-  const myPrice = useMemo(() => {
-    return (
-      (!isLoading && biddingList.find((b) => b.productId === productId)) || null
-    );
-  }, [isLoading]);
+  const {
+    actions: { closeModal },
+  } = useModalStore();
+  const { productRefetch } = useFetchProduct(productId.toString());
   const [open, setOpen] = useState(false);
   const [price, setPrice] = useState("");
 
+  const handleOpenBottomSheet = () => {
+    setOpen(true);
+  };
+
+  const handleCloseBottomSheet = () => {
+    setOpen(false);
+  };
+
   /**
    * 입찰 버튼 클릭
    */
-  const handleBid = () => {
-    if (!myPrice) {
+  const handleBid = (minimumPrice: number, myAuctionId?: number) => {
+    // 1. 가격 체크
+    const priceValue = Number(price.replace(/,/g, ""));
+    if (priceValue < minimumPrice) {
+      Toast.show(
+        `${minimumPrice.toLocaleString()}원 이상으로 입력해주세요.`,
+        2000,
+      );
+      return;
+    }
+    // 2. 백엔드 요청
+    if (!myAuctionId) {
       // 현재 입찰중이 아닌 경우
-      bidding({ productId, price: Number(price.replace(/,/g, "")) })
+      // TODO 동네 인증 여부
+      // TODO 입찰 전 경고 모달
+      bidding({ productId, price: priceValue })
         .then((data) => {
+          // 입찰 완료
           console.log(data);
+          // TODO Refetch 수정
+          productRefetch().catch(console.error);
+          handleCloseBottomSheet();
+          Toast.show("입찰을 성공했습니다.", 2000);
         })
         .catch(console.error);
     } else {
       // 현재 입찰중인 경우
       editBidding({
         productId,
-        price: Number(price.replace(/,/g, "")),
-        auctionId: myPrice.auctionId,
+        price: priceValue,
+        auctionId: myAuctionId,
       })
         .then((data) => {
           console.log(data);
+          // TODO Refetch 수정
+          productRefetch().catch(console.error);
+          handleCloseBottomSheet();
+          Toast.show("입찰 가격이 수정되었습니다.", 2000);
         })
         .catch(console.error);
     }
@@ -43,32 +72,23 @@ export const useBid = (productId: number) => {
   /**
    * 입찰 취소
    */
-  const handleCancel = () => {
-    if (myPrice) {
-      cancelBidding(myPrice.auctionId)
+  const handleCancel = (myAuctionId: number) => {
+    if (myAuctionId) {
+      cancelBidding(myAuctionId)
         .then((data) => {
           console.log(data);
+          // TODO Refetch 수정
+          productRefetch().catch(console.error);
+          closeModal();
+          Toast.show("입찰이 취소되었습니다.", 2000);
         })
         .catch(console.error);
     }
   };
 
-  const handleOpenBottomSheet = () => {
-    setOpen(true);
-  };
-
-  const handleCloseBottomSheet = () => {
-    setOpen(false);
-  };
-
-  useEffect(() => {
-    console.log(myPrice);
-  }, []);
-
   return {
     open,
     price,
-    myPrice,
     setPrice,
     handleOpenBottomSheet,
     handleCloseBottomSheet,
diff --git a/src/hooks/useFetchProduct.ts b/src/hooks/useFetchProduct.ts
index d8772a89..0fad35b8 100644
--- a/src/hooks/useFetchProduct.ts
+++ b/src/hooks/useFetchProduct.ts
@@ -3,11 +3,15 @@ import { queries } from "constants/queryKeys";
 import { getProduct } from "services/apis";
 
 export const useFetchProduct = (productId: string) => {
-  const { data, isLoading } = useQuery({
+  const { data, isLoading, refetch } = useQuery({
     queryKey: queries.product.detail(productId),
     queryFn: () => getProduct(productId),
     select: (data) => data.result,
   });
 
-  return { product: data, isProductLoading: isLoading };
+  return {
+    product: data,
+    isProductLoading: isLoading,
+    productRefetch: refetch,
+  };
 };
diff --git a/src/pages/DetailPage/index.tsx b/src/pages/DetailPage/index.tsx
index a534b32a..f9595ad0 100644
--- a/src/pages/DetailPage/index.tsx
+++ b/src/pages/DetailPage/index.tsx
@@ -4,7 +4,11 @@ import { DetailTemplate } from "components/templates";
 import { KebabMenu } from "components/molecules";
 import { KebabIcon } from "components/atoms/Icon";
 import { Loading } from "components/molecules/Loading";
-import { useSelectedLocationStore, useTopBarStore } from "stores";
+import {
+  useFormDataStore,
+  useSelectedLocationStore,
+  useTopBarStore,
+} from "stores";
 import {
   useFetchProduct,
   useFetchComment,
@@ -14,6 +18,7 @@ import {
 } from "hooks";
 import { KebabWrapper } from "./styled";
 import { earlyClose } from "services/apis";
+import type { Category } from "../../types";
 
 export const DetailPage = () => {
   const navigate = useNavigate();
@@ -24,8 +29,12 @@ export const DetailPage = () => {
   const {
     actions: { setCoord, setLocation, setAddress },
   } = useSelectedLocationStore();
+  // TODO
+  const {
+    actions: { setFormData },
+  } = useFormDataStore();
   const { open, handleOpen, handleClose, menuRef } = useKebabMenu();
-  const { handleCancel, myPrice } = useBid(parseInt(productId!));
+  const { handleCancel } = useBid(parseInt(productId!));
   const { todo } = useDetailModal();
 
   /**
@@ -35,7 +44,7 @@ export const DetailPage = () => {
     if (product) {
       setCoord({
         lat: product.productLocation.latitube,
-        lng: product.productLocation.longtitude,
+        lng: product.productLocation.longitude,
       });
       setLocation(product.productLocation.location);
       setAddress(product.productLocation.address);
@@ -65,7 +74,9 @@ export const DetailPage = () => {
    * (구매자) 입찰 취소
    */
   const handleCancelBid = () => {
-    handleCancel();
+    if (product?.myAuctionId) {
+      handleCancel(product.myAuctionId);
+    }
   };
 
   /**
@@ -84,7 +95,20 @@ export const DetailPage = () => {
   const handleEdit = () => {
     if (product && !product.hasBuyer) {
       // 수정 페이지로 이동
-      navigate(`/product?${productId!}`);
+      // TODO 확인 필요
+      setFormData({
+        title: product.title,
+        content: product.content,
+        minimumPrice: product.minimumPrice.toLocaleString(),
+        category: product.category as Category,
+        latitude: product.productLocation.latitube,
+        longitude: product.productLocation.longitude,
+        address: product.productLocation.address,
+        location: product.productLocation.location,
+        imgUrls: product.images.map((img) => ({ url: img, file: null })),
+        expiredTime: product.expiredTime,
+      });
+      navigate(`/product?productId=${productId!}`);
       return;
     }
   };
@@ -138,7 +162,7 @@ export const DetailPage = () => {
         onLocationClick={handleLocationMapClick}
         comments={comments}
         minimumPrice={product.minimumPrice}
-        myPrice={myPrice?.bidPrice}
+        myPrice={product.myPrice}
         maximumPrice={product.winningPrice}
         isEarly={product.isEarly}
         productId={product.productId}
@@ -146,6 +170,7 @@ export const DetailPage = () => {
         onCancel={handleCancelBid}
         onEarlyClosing={handleEarlyClosing}
         isSeller={product.isSeller}
+        myAuctionId={product.myAuctionId}
       />
       {open && (
         <KebabWrapper ref={menuRef}>
diff --git a/src/types/response/product.d.ts b/src/types/response/product.d.ts
index a51399b1..6f3eadab 100644
--- a/src/types/response/product.d.ts
+++ b/src/types/response/product.d.ts
@@ -10,7 +10,7 @@ export interface IProductDetail {
     image: string;
   };
   productLocation: {
-    longtitude: number;
+    longitude: number;
     latitube: number;
     address: string;
     location: string;
@@ -25,8 +25,9 @@ export interface IProductDetail {
   expiredTime: string;
   isEarly: boolean;
   images: string[];
-  myPrice?: number;
-  winningPrice?: number;
+  myAuctionId: number | null;
+  myPrice: number | null;
+  winningPrice: number | null;
   isSeller: boolean;
 }