A story happened in the Great Kowloon Wall City. A young man named Ah Qi has just quit from his black market boxer job and became a cook. His uncle owe the gangster’s money and asked Ah Qi to pretend a lose in one black market boxing match for him. This time Ah Qi wanted to quit from it, but he could not refused.

退出黑市拳擊以後，阿奇全心投入了正常的生活，並當上了廚師維生。但當好賭的舅舅欠上大耳窿一筆賬時，卻向阿奇求救，並希望他可以為舅舅再次參加一次的黑市拳擊。看著舅舅的哭哭哀求，他雖然不願意卻也不忍心拒絕...