The Knockout Lu Xiao is Cheng Cheng's cousin, and Cheng Cheng has helped Lu Xiao economically for many times.

"The Knockout" premiered in June 65438+1October 65438+April, 2023, and was broadcast simultaneously in iQiyi. It tells the story of the 20-year life-and-death struggle between the righteous forces represented by the frontline policeman An Xin and the evil forces. Through group narration, it shows the black-and-white contest and complex humanity in the anti-gang action.