原振侠(钱小豪 饰)受警方所托,紧急介入一起人质绑架案件,女记者彩虹(张曼玉 饰)为得到第一手资料不惜打乱警方布置,幸而原振侠力挽狂澜,拯救行动圆满达成,但彩虹自此纠缠原振侠使其不胜厌烦。原振侠摆脱彩虹后在自己家中遇见一名泰国男子黑龙(狄威 饰),后者要求原振侠返回泰北,以解除他身上的血降。当夜原振侠身上血降爆发,他只得求助亦师亦友的卫斯理(周润发 饰)。原来一年前原振侠在泰国结识女子芭珠(崔秀丽 饰),芭珠所在蛊族的大巫师(徐锦江 饰)以芭珠作为祭神之礼,原振侠出面救出芭珠,两人终未能逃脱巫师魔掌,双双被下了降头,一年后降头发作,原振侠请求卫斯理和白素(胡慧中 饰)同赴泰国,芭珠男友黑龙亦出现相助原振侠解除降头之危……A young heroic cop in the jungle of Thailand attempts to rescue a beautiful girl from being sacrificed to the "Worm Tribe" she belongs to. As a result, the cop is damned with seven "Blood Curses" which burst through his leg periodically. When the seventh bursts, he will die, but Betsy, the beauty he saved stops the curse with an antidote that lasts only one year, so on the advice of Wisely (Chow yun Fat) he heads back to Thailand to find a permanent cure. Action ensues as the cop and cohorts battle the evil sorcerer of the Worm Tribe, a hideous bloodthirsty baby like creature and "Old Ancestor," a skeleton with glowing blue eyes that transforms into a monster that is a cross between Rodan and Alien.
展开