Lin Jianer () is a boxer who fights for Chen. He was hunted for trying to get out of his control and killed to save his life, so he served his sentence in prison. Chen Yitong. Yang Zhong (Takeshi Kaneshiro), a member of the Anti-Violence Unit, was dismissed from his post and sentenced to jail for shooting improperly during a bank arrest, which resulted in the death of undercover officers. Gong Tianbao and Yang were both arrested and imprisoned for drug trafficking when they were in office, but Imperial Secretary still controlled the outside trade in prison, and he was still the commanding eldest brother. The warden Gu Jinlun (Huang Qiusheng) is a smiling tiger who likes classical music and has collusion with the palace. Lao Li (Ng Man Tat) is a bill offender and a rich Kai Zi. Everyone wants money from him. Liang Xiaohao, who is short and chubby and wears a pair of black-rimmed glasses, is a loyal young man, but he is also an alcoholic. He has been unable to lift his head because of the blow of his youth, and spent his life in prison and drinking. Lin Jianer had been planning to escape from prison, so he approached Gong Tianbao to get the necessary materials. In prison, Yang Zhong still insisted on his theory that good and evil are not at odds, but this argument was greatly challenged. Li was ruined by the ancient calculations and was saved by Lin when he committed suicide. The two became friends and escaped from prison, but failed ... Under the design of the warden Gu, the position of the palace in prison was gradually replaced by Chen, and it was planned to obtain the sales rights in the Southeast Asian market from Gong Tianbao. Gong Tianbao proposed to decide the outcome of the boxing match, and the palace competed with the lame Lin, while Gong, Lin and Yang secretly planned a project.