Tensions flare between PTU officers and the Complaints Against Police Officers unit when a security camera captures a triad member being brutalized by PTU officers.
Sgt Lee Wing Sam
Sgt May Cheung Pui Yee
Tong
PC Eight
Sr Insp Wong Chung Ching
Chan Kam Shing
Chief Insp Chan Chi Yan
PC Dak
PC Suen
PC Chung
Wong Sir
Insp Wu Wai Chiu
Tong's subordinate