Chocolate has confidence in his ability, but is only a deputy in the police team, sitting around with his cowardly assistant Egg Tart. Jiaojiao, the daughter of Chocolate's boss, is put under the leadership of Chocolate. She and Chocolate are to each other's dislike. Caring for his daughter, the boss sends only easy cases to Chocolate, for which Chocolate detests her more. Chocolate takes over a plain missing person case, which he has little interest in. But it gets mysterious as the investigation deepens.  ...

Chow Sing-Sing returns, only this time he doesn’t go back to school. Instead, Chow goes undercover as the husband of a wealthy socialite, which doesn’t sit well with his fiancée, who tries to convince Chow to quit working as undercover....