Hong Kong action drama co-written and directed by Ringo Lam. Workaholic police detective Inspector Pao (Lau Ching Wan) finds himself stretched to the limit when he is charged with preventing criminal explosives expert Mak (Francis Ng) from pulling off a $100 billion heist. If Pao cannot stop Mak, civilian casualties will inevitably be heavy, and the lone cop finds himself caught up in a series of car chases and face-offs as he attempts to bring his prey to book in time.