"When circumstance links down-and-out Hong Kong cop Capt. Manfred (Leon Lai) with Insp. Kee (Richie Ren), a deceptively lawful narcotics officer, the pair forms a tenuous partnership ... until Manfred begins to suspect that they aren't on the same side. In the meantime, Kee is working on an explosive side project with a reluctant mainlander (Baoqiang Wang). Michelle Ye and Kai Chi Liu co-star in this high-action thriller from director Dante Lam."