diff --git a/src/components/introduce/IntroduceHeader.jsx b/src/components/introduce/IntroduceHeader.jsx
index 53808ae..29328a2 100644
--- a/src/components/introduce/IntroduceHeader.jsx
+++ b/src/components/introduce/IntroduceHeader.jsx
@@ -8,6 +8,7 @@ import { changeDateToTime, isCheckedTimeStatus } from '../../util/utils';
 import ApplyStatusButton from './ApplyStatusButton';
 import AskLoginModal from './modals/AskLoginModal';
 import AskApplyCancelModal from './modals/AskApplyCancelModal';
+import ApplicationFormModal from './modals/ApplicationFormModal';
 
 const IntroduceHeaderWrapper = styled.div`
   border-bottom: 2px solid ${palette.gray[4]};
@@ -27,6 +28,7 @@ const IntroduceHeader = ({
 }) => {
   const [loginCheckModal, setLoginCheckModal] = useState(false);
   const [applyCancelModal, setApplyCancelModal] = useState(false);
+  const [modalForm, setModalForm] = useState(false);
 
   const {
     title, moderatorId, participants, applyEndDate,
@@ -57,9 +59,18 @@ const IntroduceHeader = ({
       return;
     }
 
+    setModalForm(true);
+  };
+
+  const handleFormSubmit = () => {
+    setModalForm(false);
     onApply();
   };
 
+  const handleFormCancel = () => {
+    setModalForm(false);
+  };
+
   return (
     <IntroduceHeaderWrapper>
       <h1>{title}</h1>
@@ -81,6 +92,11 @@ const IntroduceHeader = ({
             onCancel={handleApplyCancel}
             onConfirm={handleApplyCancelConfirm}
           />
+          <ApplicationFormModal
+            visible={modalForm}
+            onCancel={handleFormCancel}
+            onConfirm={handleFormSubmit}
+          />
         </>
       )}
     </IntroduceHeaderWrapper>
diff --git a/src/components/introduce/IntroduceHeader.test.jsx b/src/components/introduce/IntroduceHeader.test.jsx
index e6b3dc5..a3ba9aa 100644
--- a/src/components/introduce/IntroduceHeader.test.jsx
+++ b/src/components/introduce/IntroduceHeader.test.jsx
@@ -212,6 +212,9 @@ describe('IntroduceHeader', () => {
 
         fireEvent.click(button);
 
+        // TODO: 이 부분은 추후 변경해야된다 현재 스터디 참여 신청서 모달창이 나타남.
+        fireEvent.click(getByText('확인'));
+
         expect(handleApply).toBeCalled();
 
         expect(container).not.toHaveTextContent('로그인 후 신청 가능합니다.');
diff --git a/src/components/introduce/modals/ApplicationFormModal.jsx b/src/components/introduce/modals/ApplicationFormModal.jsx
new file mode 100644
index 0000000..4f65519
--- /dev/null
+++ b/src/components/introduce/modals/ApplicationFormModal.jsx
@@ -0,0 +1,129 @@
+import React from 'react';
+
+import styled from '@emotion/styled';
+
+import { css } from '@emotion/react';
+
+import Button from '../../../styles/Button';
+import palette from '../../../styles/palette';
+
+const ApplicationFormModalWrapper = styled.div`
+  position: fixed;
+  z-index: 101;
+  top: 0;
+  left: 0;
+  width: 100%;
+  height: 100%;
+  background: rgba(0, 0, 0, 0.25);
+  display: flex;
+  justify-content: center;
+  align-items: center;
+
+  ${(props) => props.visible && css`
+    &.animation {
+      animation-name: fade-in;
+      animation-fill-mode: both;
+      animation-duration: 0.3s;
+    }
+  
+    @keyframes fade-in {
+      0% {
+        opacity: 0;
+      }
+      100% {
+          opacity: 1;
+      }
+    }
+  `};
+`;
+
+const ModalBoxWrapper = styled.div`
+  display: flex;
+  flex-direction: column;
+  height: 570px;
+  width: 400px;
+  background: white;
+  padding: 1.5rem;
+  border-radius: 6px;
+  box-shadow: 0px 0px 8px rgba(0, 0, 0, 0.125);
+  h2 {
+    margin-top: 0;
+    margin-bottom: 1rem;
+    text-align: center;
+  }
+  .buttons {
+    display: flex;
+    justify-content: flex-end;
+  }
+`;
+
+const ContentBoxWrapper = styled.div`
+  display: flex;
+  flex-direction: column;
+  margin-bottom: 0.2rem;
+
+  label {
+    font-size: 1.1rem;
+    font-weight: bold;
+    margin-bottom: 0.3rem;
+    ::before {
+      content: '*';
+      display: inline-block;
+      vertical-align: top;
+      font-weight: 400;
+      color: ${palette.warn[1]};
+      margin: 0 0.125rem 0 0;
+      font-size: 1.25rem;
+      line-height: 1.25rem;
+    }
+  }
+`;
+
+const ContentTextareaWrapper = styled.textarea`
+  display: block;
+  padding: 5px;
+  resize: none;
+  outline: none;
+  border: 1px solid ${palette.gray[3]};
+  border-radius: 3px;
+  font-weight: bold;
+  color: rgb(33, 37, 41);
+  margin-bottom: 0.7rem;
+  &:hover, &:focus {
+    border: 2px solid ${palette.gray[4]};
+  }
+`;
+
+const StyledButton = styled(Button)`
+  &:last-of-type {
+    margin-left: .7rem;
+  }
+`;
+
+const ApplicationFormModal = ({ visible, onCancel, onConfirm }) => {
+  if (!visible) {
+    return null;
+  }
+
+  return (
+    <ApplicationFormModalWrapper visible className="animation">
+      <ModalBoxWrapper>
+        <h2>스터디 참여 신청서 📚</h2>
+        <ContentBoxWrapper>
+          <label htmlFor="apply-reason">신청하게 된 이유</label>
+          <ContentTextareaWrapper placeholder="내용을 입력해주세요." id="apply-reason" rows="10" />
+        </ContentBoxWrapper>
+        <ContentBoxWrapper>
+          <label htmlFor="apply-reason">스터디를 통해 얻고 싶은 것은 무엇인가요?</label>
+          <ContentTextareaWrapper placeholder="내용을 입력해주세요." id="study-want" rows="10" />
+        </ContentBoxWrapper>
+        <div className="buttons">
+          <StyledButton onClick={onCancel}>취소</StyledButton>
+          <StyledButton success onClick={onConfirm}>확인</StyledButton>
+        </div>
+      </ModalBoxWrapper>
+    </ApplicationFormModalWrapper>
+  );
+};
+
+export default ApplicationFormModal;
diff --git a/src/components/introduce/modals/ApplicationFormModal.test.jsx b/src/components/introduce/modals/ApplicationFormModal.test.jsx
new file mode 100644
index 0000000..cdb1f00
--- /dev/null
+++ b/src/components/introduce/modals/ApplicationFormModal.test.jsx
@@ -0,0 +1,64 @@
+import React from 'react';
+
+import { fireEvent, render } from '@testing-library/react';
+
+import ApplicationFormModal from './ApplicationFormModal';
+
+describe('ApplicationFormModal', () => {
+  const handleCancel = jest.fn();
+  const handleConfirm = jest.fn();
+
+  const renderApplicationFormModal = ({ visible }) => render((
+    <ApplicationFormModal
+      visible={visible}
+      onConfirm={handleConfirm}
+      onCancel={handleCancel}
+    />
+  ));
+
+  context('with visible', () => {
+    const modal = {
+      visible: true,
+    };
+
+    it('renders Modal text', () => {
+      const { container } = renderApplicationFormModal(modal);
+
+      expect(container).toHaveTextContent('스터디 참여 신청서 📚');
+      expect(container).toHaveTextContent('신청하게 된 이유');
+      expect(container).toHaveTextContent('스터디를 통해 얻고 싶은 것은 무엇인가요?');
+    });
+
+    it('calls confirm event action', () => {
+      const { getByText } = renderApplicationFormModal(modal);
+
+      const button = getByText('확인');
+
+      fireEvent.click(button);
+
+      expect(handleConfirm).toBeCalled();
+    });
+
+    it('calls cancel event action', () => {
+      const { getByText } = renderApplicationFormModal(modal);
+
+      const button = getByText('취소');
+
+      fireEvent.click(button);
+
+      expect(handleCancel).toBeCalled();
+    });
+  });
+
+  context('without visible', () => {
+    const modal = {
+      visible: false,
+    };
+
+    it("doesn't renders Modal text", () => {
+      const { container } = renderApplicationFormModal(modal);
+
+      expect(container).toBeEmptyDOMElement();
+    });
+  });
+});
diff --git a/src/containers/introduce/IntroduceContainer.test.jsx b/src/containers/introduce/IntroduceContainer.test.jsx
index 334b521..57e41f3 100644
--- a/src/containers/introduce/IntroduceContainer.test.jsx
+++ b/src/containers/introduce/IntroduceContainer.test.jsx
@@ -88,6 +88,9 @@ describe('IntroduceContainer', () => {
 
       fireEvent.click(button);
 
+      // TODO: 이 부분은 추후 수정해야된다. 현재 스터디 참여 신청서 모달창으로 인해 테스트 fail되기 때문에 변경해놈
+      fireEvent.click(getByText('확인'));
+
       expect(dispatch).toBeCalledTimes(2);
     });
   });