Plot Summary:Chiang (Donnie Yen) is a very efficient policeman to which his wife was murdered by a drug kingpin on which was investigating. In despair, Chiang decided to accept the assignment to travel to the Philippines to return to Hong Kong the witness of an important process. He is killed, but when Chiang understands that the murderess is involved in the murder of his wife decides to stay in the Philippines to fight it.
探员蒋浩华(甄子丹 饰)因办案手段凌厉大胆常受上峰批评,最近接到外派任务,赴菲律宾接回证人苏权,由于苏权一案牵涉蒋浩华杀妻仇人狄克(张耀扬 饰),蒋浩华严阵以待,但还是被狄克抢得先机。出师不利的蒋浩华决定孤身滞留菲律宾,与当地探员艾度合作查案。狄克是菲律宾颇有权势的卡先生之得力助手,近几年狄克借各种违法交易中饱私囊,逐渐开始挑战卡先生地位。蒋浩华依线索调查狄克与卡先生团伙,不料引起对方连串报复,菲律宾警员比利遇害,对狄克的追捕也以失败告终,菲律宾警方无奈将蒋浩华驱逐,几乎与此同时,狄克与卡先生的矛盾公开化,蒋浩华不顾菲律宾警方的通缉,要与取代卡先生的狄克做最后了结。