Elder brother, Big Cat is a flirt and younger brother, Small Cat is mean and cold. They were sent to prison for commiting crimes. Uncle Tse, a dominant criminal, accepted Small Cat in admiration of his tuff character. Inspector Tai, who caught them in jail is a responsible, efficient an dhard crime destructor. Soon as the brothers were out from jail, they ran into Tai in doing a case. Small Cat who was very anxious to take revenge on Tai...
| Directing | Chen Kuan-Tai | Director |
| Writing | Chen Kuan-Tai | Writer |
| Production | Lo Wei | Producer |
| Directing | Hon Yee-Sang | Assistant Director |
| Editing | Vincent Leung Wing-Chan | Editor |
| Sound | Frankie Chan Fan-Kei | Music |