Yu Sheng was diagnosed with a congenital left-hand deficiency at birth and accompanied by mild mental retardation, and his father has since bid farewell to the boxing ring to live with him. Because Yu Sheng was bullied, his father taught him boxing. When Yu Sheng grew up, he disregarded his father's opposition to the boxing of the professional competition and became famous, but he was suspended indefinitely because of irregularities on the court. Yu Sheng found his father close to blindness. In order to treat his father, he went to the boxing bar and was beaten to earn money.—Chinese American Film Festival

Yu Sheng is diagnosed with a congenital left hand deficiency accompanied by mild mental retardation at birth, and his father has since bid farewell to boxing to take care of him. Because Yu Sheng is bullied often, his father starts to teach him boxing. As he grows up, he starts to fight professional boxing games despite his father's opposition and becomes famous. Unexpectedly, he gets banned infinitely due to violation in court. After a series of life challenges, Yu Sheng decides to return to the game not only to fight for himself, but also for the name of disadvantaged groups.—FIRST International Film Festival