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.
| Directing | Chor Yuen | Director |
| Writing | Ng Man-Fai | Writer |
| Writing | Philip Cheng Chung-Tai | Writer |
| Directing | File Ip Kwok-Wing | Assistant Director |
| Production | Tsui Hark | Producer |
