Jeon Jungkook a basketball club president at a university, he is very handsome, meticulous, intelligent, popular but very aggressive when angry....

One night, he and his friends Namjoon Jin Yoongi Hoseok Jimin Taehyung were drinking at a bar, then they bet him to date a naive girl for one month, then break up He accepted the bet....

However, he realized that he had fallen in love with you in less than a month and he genuinely loves you....