In this action-packed Hong Kong crime thriller, Ai (played by Cheung Chi-Lam) is a young police officer with the Political Department of Hong Kong's Security Branch. Ai is assigned a major case breaking open a gang of illegal arms dealers, but the assignment puts a wedge between him and his girlfriend; Ai only has more problems to deal with when a woman on the force starts making a play for him. The supporting cast includes Carmen Lee and Anthony Wong. ~ Mark Deming, Rovi