Hyeong-soo in the high school Judo team has to quit because of his father who doesn't care about him. With his best friends Jin-ho and Seong-rok, he decides to start afresh but everything starts falling apart when he meets the school bully Jin-gyu. In the end, Hyeong-soo decides to become the school gangster and compensate his past. He loses everything from family to friends an...