Gordon Heung and Wai Sai-Lok have been long-time collaborators in the police force, frequently working with each other to solve drug trafficking cases in the city. During an operation, Sai-Lok discovers clues that point to Gordon being a corrupt cop in a collusion conspiracy with drug dealers. Suspicious about Gordon's true intentions, Sai-Lok launches a secret investigation on him.
Raymond Lam
Michael Miu
Ben Wong
Ella Koon
Kate Tsui
Elaine Ng Yee-Lee
Derek Kwok
Law Lok-Lam
Alex Lam Chi-Sin
Jin Au-Yeung
Li Hung-Kit
Cheung Ka-yi
Him Law
Raymond Tsang Chau-Ming
Lam King-Kong
Hugo Wong
Lily Leung Shun-Yin
Bryan Cheng
Henry Yu Yang
Rainbow Ching
Yu Chi-Ming
Lily Li
Eileen Yeow
Rosanne Lui
Alan Chui Chung-San
Martin Tong
Chang Kin-Ming
Chan Dik-Hak
Joseph Yeung
Poon Fong-Fong
Alice Fung So-Po
Lee Shing-Cheong
Cheng Chu-Fung
Ram Chiang
Geoffrey Wong Chi-Hung
Amy Fan
Mak Ka-Lun
Kong Fu-Keung
Vincent Lam Wai
Lee Ka-Ting
Brian Thomas Burrell
Ko Cheun-Man
Jack Hui Ka Kit
Ricky Wong Chun-Tong
Parkman Wong
Bella Lam Wing Tung
Ken Law Ho-Ming