Fong is a never-do-well troublemaker who has inherited his father's arrogant personality perfectly. Fed up with his mean demeanor, Fong's fiance Qian comes up with a clever way to tame him--she will only marry Fong if he promises to be the best police officer in town. To prove he is capable of change, Fong dutifully joins the cadet school. A series of strange and wild adventures await Fong as he attempts to become Mr.Winner.