diff --git a/src/components/coffeechat/CoffeeChatCard/index.tsx b/src/components/coffeechat/CoffeeChatCard/index.tsx
index 6ea12b391..16730290b 100644
--- a/src/components/coffeechat/CoffeeChatCard/index.tsx
+++ b/src/components/coffeechat/CoffeeChatCard/index.tsx
@@ -12,9 +12,7 @@ import Divider from '@/components/common/Divider/Divider';
 import ResizedImage from '@/components/common/ResizedImage';
 import Text from '@/components/common/Text';
 import useEventLogger from '@/components/eventLogger/hooks/useEventLogger';
-import MessageModal, { MessageCategory } from '@/components/members/detail/MessageSection/MessageModal';
 import { useVisibleBadges } from '@/components/members/main/hooks/useVisibleBadges';
-import { MessageModalState } from '@/components/members/main/MemberList';
 import { LATEST_GENERATION } from '@/constants/generation';
 import {
   MB_BIG_MEDIA_QUERY,
@@ -53,7 +51,6 @@ export default function CoffeeChatCard({
   isMine,
 }: MentoringCardProps) {
   const router = useRouter();
-  const [messageModalState, setMessageModalState] = useState<MessageModalState>({ show: false });
   const [isImageLoaded, setIsImageLoaded] = useState(false);
   const { logClickEvent } = useEventLogger();
 
@@ -181,15 +178,6 @@ export default function CoffeeChatCard({
           </InfoSection>
         </ProfileSection>
       </Container>
-      {messageModalState.show && (
-        <MessageModal
-          receiverId={messageModalState.data.targetId}
-          name={messageModalState.data.name}
-          profileImageUrl={messageModalState.data.profileUrl}
-          onClose={() => setMessageModalState({ show: false })}
-          defaultCategory={MessageCategory.COFFEE_CHAT}
-        />
-      )}
     </>
   );
 }
diff --git a/src/components/common/Input/index.tsx b/src/components/common/Input/index.tsx
index 43d8e1c87..ec2866128 100644
--- a/src/components/common/Input/index.tsx
+++ b/src/components/common/Input/index.tsx
@@ -87,7 +87,7 @@ const StyledInput = styled.input<InputProps>`
   ${textStyles.SUIT_16_M};
 
   &::placeholder {
-    color: ${colors.gray600};
+    color: ${colors.gray400};
   }
 
   &:focus {
diff --git a/src/components/members/detail/MessageSection/MessageModal.tsx b/src/components/members/detail/MessageSection/MessageModal.tsx
index 209da8dae..4b1b39c86 100644
--- a/src/components/members/detail/MessageSection/MessageModal.tsx
+++ b/src/components/members/detail/MessageSection/MessageModal.tsx
@@ -19,7 +19,6 @@ import { MOBILE_MEDIA_QUERY } from '@/styles/mediaQuery';
 import { zIndex } from '@/styles/zIndex';
 
 export enum MessageCategory {
-  COFFEE_CHAT = '커피챗',
   NETWORK = '친목',
   APPJAM_TEAM_BUILDING = '앱잼 팀 빌딩',
   PROJECT_SUGGESTION = '프로젝트 제안',
@@ -50,12 +49,9 @@ const CATEGORY: Category[] = [
 
 const schema = yup.object().shape({
   email: yup.string().email('올바른 이메일 형태를 입력해주세요.').required('이메일을 입력해주세요.'),
-  content: yup.string().required('내용을 입력해주세요.').max(750, '750자 이내로 입력해주세요.'),
+  content: yup.string().required('내용을 입력해주세요.').max(500, '500자 이내로 입력해주세요.'),
 });
 
-const COFFEECHAT_PLACEHOLDER =
-  '커피챗을 통해 어떤 걸 얻고 싶은지 자세하게 적어주세요. 멘토님의 스킬과 소개와 관련된 내용으로 작성한다면 멘토님이 더욱 자세하게 공유해주실 거예요.';
-
 interface MessageForm {
   email: string;
   content: string;
@@ -180,7 +176,7 @@ const MessageModal: FC<MessageModalProps> = ({
           name='content'
           component={StyledTextArea}
           placeholder={
-            selectedCategory === MessageCategory.COFFEE_CHAT ? COFFEECHAT_PLACEHOLDER : '전달할 내용을 입력해주세요!'
+            '멤버에게 궁금한 점을 자세하게 적어주세요. 이야기 나누고 싶은 주제를 쉽게 이해할 수 있도록, 회원님에 대해 간단하게 소개해 주시면 더 좋아요.'
           }
         />
         <StyledButton isDisabled={!isValid || isPending}>
diff --git a/src/components/members/detail/MessageSection/index.tsx b/src/components/members/detail/MessageSection/index.tsx
index b4e7ae1c4..e8b5d343a 100644
--- a/src/components/members/detail/MessageSection/index.tsx
+++ b/src/components/members/detail/MessageSection/index.tsx
@@ -73,7 +73,7 @@ export default function MessageSection({
           name={name}
           profileImageUrl={profileImage}
           onClose={onCloseMessageModal}
-          defaultCategory={MessageCategory.COFFEE_CHAT}
+          defaultCategory={MessageCategory.NETWORK}
           onLog={(options) =>
             logSubmitEvent('sendMessage', {
               category: options?.category?.toString() ?? '',
diff --git a/src/components/members/main/MemberList/index.tsx b/src/components/members/main/MemberList/index.tsx
index aba4ed2e8..f348f22be 100644
--- a/src/components/members/main/MemberList/index.tsx
+++ b/src/components/members/main/MemberList/index.tsx
@@ -190,7 +190,6 @@ const MemberList: FC<MemberListProps> = ({ banner }) => {
   }, 0);
 
   const handleClickCard = (profile: Profile) => {
-    debugger;
     logClickEvent('memberCard', { id: profile.id, name: profile.name });
   };
 
@@ -480,7 +479,7 @@ const MemberList: FC<MemberListProps> = ({ banner }) => {
           name={messageModalState.data.name}
           profileImageUrl={messageModalState.data.profileUrl}
           onClose={() => setMessageModalState({ show: false })}
-          defaultCategory={MessageCategory.COFFEE_CHAT}
+          defaultCategory={MessageCategory.NETWORK}
           onLog={(options) =>
             logSubmitEvent('sendMessage', {
               category: options?.category?.toString() ?? '',