A man becomes a cop in order to take down the police superintendent who may have killed his father, and that of a vengeful Triad boss.
Insp Cola Chan Lok Yin
SP Wong Kong
Katie Wong
Ray Tam
Toast
Wong Kwan
Joey
Tam Chiu
7 Up
7 UP's wife
Cyclops
Bun
Casper
Debbie
Chief Insp T.Y.Lau
Arms dealer
Katie's classmate
Blind Chiu's wife
Ray's gangster
Chess player
Chan Lok Yin as a child
Jiang's father
Policeman
Drug dealer killed at cocaine lab
Whistle B
7 Up's bereaved family member
Policeman
Cyclop's gangster
