David (Louis Koo) is on the lam from the members of a brutal triad who are after him because of his friendship with a girl named Ann (Kristy Yang). But if they think they can persuade him to leave Ann alone, they're obviously unaware of the depth of his feelings. So, David sets off a plan to entrap the thugs and put them in their place, but everything goes awry. The beautiful Ann winds up dead, driving David to revenge.