高级督察何尚生（刘青云 饰）被劫持人质的劫匪伊健（郑伊健 饰）点名到案发现场进行谈判，眼见伊健在现场的嚣张，何尚生斗志昂扬欲将其拿下，但被其逃脱。挫败激起何尚生的战意和好奇心，开始同伊健玩起“取赎金的游戏”来。 　　何尚生收到伊健寄来的数件艺术品的残骸，在国际刑警Ruby（黄卓玲 饰）的帮助下发现被破坏艺术品均在同一间国际级保险公司承保，猜想伊健意图勒索该保险公司，遂前往展开调查，而... Senior inspector He Shangsheng (Lau Ching WAN) was hijacked hostage robbers Yi Jian (Ekin Cheng) is named to the scene of the crime to negotiate, seeing Iraq alive at the scene of the arrogant, He Shangsheng morale wishing to take under, but was the escape. Frustration aroused He Shangsheng's war and curiosity, began playing with Yi Jian "ransom game". He Shangsheng received the wreckage of the Yi Jian to send a few pieces of art, the Interpol Ruby (Ruby Wong decoration) to help found to be damaged works of art are in the same international insurance companies underwriting, guess Yi Jian with intent to extort the insurance company, hence to investigate, and...