Ongoing anti-gang operation captures elusive gangster kingpin. Police force faces threats from money laundering syndicates. Old cases resurface, involving businessmen and officials. Risky investigation endangers cops' lives.

The "Anti-Gangster Storm" swept across Kuizhou after Luteng City. At the critical moment when the supervision team was stationed, Li Nanbei (played by Xiao Yang) and Yu Qing (played by Fan Chengcheng), a pair of coward masters and apprentices, unexpectedly captured a man who had been absconding for many years. Gangster leader. Suddenly, all forces were involved and targeted the Municipal Public Security Bureau led by Yu Hongbo (played by Li Chengru) and Duan Yi (played by Yu Ailei). The evil forces are carrying out "legal laundering" step by step. The sediments of bizarre old cases are emerging, and well-known entrepreneurs and officials have been affected. The investigation process has gone through life and death, and their test has just begun.