高级督察清见和丽容负责协助美国CIA碧姬,当奴和安娜押解重犯东阳返美国。山区大王手下差夫为夺取东阳手上的国防机电脑磁片,派出杀手伏劫,东阳在混乱中被杀,磁片更被杀手团抢去,众人不惜越洋追捕,并获当地军方协助,突破山区哨站及埋伏重兵,行动中揭穿安娜是杀手团派来的奸细,终被当奴解决,最后只剩差夫一人,但在众人和军警支援下,终把差夫和整个山区组织歼灭。In Hong Kong, a weapon dealer has a special computer chip, which is needed to build a secret missile. He is trying to sell it to a foreign goverment. The local secret police, the CIA and an enemy band is looking for him, but he has a very rich and influential man as his partner.