diff --git a/docs/README.md b/docs/README.md
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/src/App.js b/src/App.js
index c38b30d5b2..491718cfb3 100644
--- a/src/App.js
+++ b/src/App.js
@@ -1,5 +1,51 @@
+/* eslint-disable no-plusplus */
+/* eslint-disable import/extensions */
+/* eslint-disable no-unused-vars */
+/* eslint-disable class-methods-use-this */
+import { MissionUtils } from '@woowacourse/mission-utils';
+import Lotto from './Lotto.js';
+
 class App {
-  async play() {}
+  async play() {
+    await this.userInputMoney();
+    const userNumber = await this.userInputLotto();
+    await this.lotto(userNumber);
+  }
+
+  async userInputMoney() {
+    const onlyHasNumber = /^\d+$/;
+    const userMoney = await MissionUtils.Console.readLineAsync('구입금액을 입력해 주세요.\n');
+    const gameRound = userMoney / 1000;
+    if (!onlyHasNumber.test(userMoney)) {
+      throw new Error('[ERROR] 숫자가 잘못된 형식입니다.');
+    }
+    MissionUtils.Console.print('구입금액을 입력해 주세요.');
+    MissionUtils.Console.print(`${userMoney}`);
+    MissionUtils.Console.print(`${gameRound}개를 구매했습니다.`);
+    this.pickLottoNumber(gameRound);
+  }
+
+  async userInputLotto() {
+    const userNumber = await MissionUtils.Console.readLineAsync('당첨 번호를 입력해 주세요.\n');
+    MissionUtils.Console.print(`당첨 번호를 입력해 주세요.\n${userNumber}`);
+    this.pickLottoNumber(userNumber);
+    return userNumber;
+  }
+
+  async pickLottoNumber(num) {
+    const pickNumberArray = [];
+    for (let i = 0; i < num; i++) {
+      const userlottoNum = [...new Set(MissionUtils.Random.pickUniqueNumbersInRange(1, 45, 6))];
+      MissionUtils.Console.print(userlottoNum);
+      pickNumberArray.push(userlottoNum);
+    }
+
+    return pickNumberArray;
+  }
+
+  async lotto(userNumber) {
+    const lotto = new Lotto(userNumber);
+  }
 }
 
 export default App;