Hu Xiaozhou is inferior and cowardly, and is often bullied by the gangster Kuang Chao. By chance, Coach Yuan taught him boxing and he defeated Kuang Chao. Later, Xiaozhou's crush Wang Qin was harassed by the gangster Hui Ge, and Xiaozhou defeated Hui Ge again and became a hero in everyone's eyes. Hui Ge's elder brother Shark Brother made a statement that he wanted to fight Xiaozhou. Coach Yuan, his father and Wang Qin all persuaded Xiaozhou to give up violence. At this time, Wang Qin and Wu Feng got closer and closer, which hurt Xiaozhou, and a big fight was about to break out...