A Hong Kong detective teams up with his female Red Chinese counterpart to stop a Chinese drug czar.
When Dr. Yuen attempts to rescue a girl about to be sacrificed by the Worm Tribe in the middle of a jungle in Thailand, he is damned with seven deadly "blood curses" and must return there to find a permanent cure.
A two-timing bigamist finds himself concocting scheme after scheme with his best friend, Chi Hung, to prevent either of his wives from discovering his bigamy. The unwanted intervention of a police officer as well as a series of unfortunate events lead to the wives discovery of the whole plot. They team up with Chi Hung's exasperated fiancée, Ka Lai, to exact revenge upon the two men.
