When his wife, also working for the the police, but in a different department, is being brutally murdered, a police officer begins to investigate the case on his own. Soon he has the hitwoman, who did it arrested, but must find out that things are not as easy as he thought. He has knocked at the wrong door and it turns out that the woman he has hold of may be his only ally. 按现在的观众要求，只能及格线。冷血却有情有义。在电视上看到,看着让人揪心 .。 杀手翟是金三角杀手，接下暗杀干探香明的妻子，背后竟是与毒贩勾结的警司吕进，还暗中下令杀翟灭口。香与翟同遭陷害，逃亡过程中暗生情愫，最后化敌为盟，决联手对抗吕……
