Simon Li Kuo-Hua

A Hong Kong, le sergent Tong-Fei, un policier nerveux, traque un chef de triades, le dangereux Hung King. Au cours d'une course-poursuite en voiture, un accident terrible provoque la mort d'une petite fille innocente. Le policier se sent terriblement coupable.Afin de réparer sa faute, il prend le risque d'affronter seul le malfaiteur qui vient d'enlever la soeur de l'enfant dont il a causé la mort..

High school teacher Lam Yiu-Kwok is in the midst of a midlife crisis. His wife, Man-Ching, has been unfaithful; his friends are reaping the rewards of successful business careers while he earns a comparatively meager salary at an unglamorous job; and one of his young students, Choy-Lam, has fallen for him. When Man-Ching leaves for a month to help her former lover, a jealous Yiu-Kwok is tempted to retaliate by pursuing an affair with Choy-Lam.

Bumbling Hong Kong detectives Lui (Kenny Bee) and Leung (Tony Leung Ka-Fai) go undercover in an apartment complex to keep watch over Pearl Chan (Carina Lau), a high school teacher who is suspected to be connected to a rare diamond theft involving a notorious thief named Mr. Mickey (Simon Yam). Meanwhile, the legendary Black Rose (Veronica Yip) appears and is also in pursuance of Mr. Mickey, wanting him to surrender himself and the diamond in order to clear her name.