Lee Mong-ryong (Jae Hee), the son of the police chief, transferred from Seoul to a high school in Namwon, North Jeolla Province. As soon as he arrived at the school, he had a misunderstanding with the school's top student, Sung Chun-hyang (Han Chae-young). The tortuous and romantic love comedy between the two began. Mong-ryong accidentally drank soaked wine as a drink, and slept in the same bed with Chun-hyang by mistake. They happened to be caught by their parents. Then, the news was known to the whole school. Under pressure, the two had to make an engagement. Chun-hyang also moved to Mong-ryong's house to help her with her homework. With Chun-hyang's help, Mong-ryong was admitted to Seoul University, but Chun-hyang missed the university because of tuition fees. Mong-ryong met his first love, Cailin, in Seoul and fell in love with her. At the same time, Chun-hyang had gradually fallen in love with Mong-ryong, who was simple-minded but kind. At this time, Byeon Hak-do, the president of the artist management company, fell in love with Chun-hyang and even used various means to hope that Chun-hyang would change her mind. In the love entanglement of the four people, Menglong gradually realized that the one he loved deeply was Chunxiang who had always been by his side...