The crooks in London know how it works. No one carries guns and no one resists the police. Then a new gang appears that go one better. They dress as police and steal from the crooks. This upset's the natural order of the policecriminal relati

　　寂寞的都市夜，电台DJ西蒙（雷宇扬 饰）时常接到听友Cat（甄子丹 饰）打来电话倾诉衷肠，Cat挂线，拿起枪变为冷血杀手，他冲入一幢大楼，将目标人物和保镖们全部击杀。女警Carrie（吴辰君 饰）