Police officer Cheng (Michael Wong) gets into a brawl with another man while he's off duty out of town. When the other man is found murdered the following day, Cheng assists the local authorities in their investigation, despite their drastically different crime-solving methods.
| Actor | Role |
|---|---|
 Valerie ChowMichelle Lau | Michelle Lau |
 Mark Cheng Ho-NamOfficer Li | Officer Li |
 Michael WongJoe Cheng | Joe Cheng |
 Power Chan Kwok-PongLai Chi Hung | Lai Chi Hung |
 Alex Fong Chung-SunCheong | Cheong |
 Lester Chan Chit-ManLi's Superior | Li's Superior |
 Bonnie Fu Yuk-JingJoyce | Joyce |
| DDebbie Cheung JingNot listed | Not listed |
 Emily Kwan Bo-WaiNot listed | Not listed |
 Shing Fui-OnNot listed | Not listed |
 Carol TamNot listed | Not listed |
 Michael Chow Man-KinNot listed | Not listed |
 Henry Fong PingNot listed | Not listed |