Gangster-Adjacent? Hardly.

Retired soldier Wang Li Xiu, working at the Power Supply Bureau, unexpectedly receives a bank robbery drill. On the day of the drill, his father-in-law arrives, demanding a betrothal gift. Reluctantly, Li Xiu takes his father-in-law with him to the bank and conducts the "robbery" drill according to protocol. His father-in-law is stunned by the scene. Meanwhile, the police, mistaking it for a real case, dispatch Detective Sun Guang to apprehend Li Xiu and his gang.