After his partner is brutally murdered by the infamous assassin Rogue (Li), FBI agent Jack Crawford (Statham) vows to find the elusive killer and personally avenge his partners death. But Rogue proves untraceable until three years later when he resurfaces to ignite a bloody turf war between Chinese mob leader Chang and Japanese Yakuza boss Shiro. Eager to capture Rogue once and for all, Crawford leads his team of crime specialists headlong into the conflict. But Crawford's thirst for vengeance jeopardises his professional judgement, and as the violence escalates, Crawford finally comes face to face with his enemy to discover that nothing can be done about Rogue or his plan is quite what it seems.