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.

Simon Yamas Sgt Lee Wing Sam
Maggie Shiu Mei-Keias Sgt May Cheung Pui Yee
Lam Suetas Tong
Joseph Lee Kwok-Lunas PC Eight
Teddy Lin Wai-Kinas Sr Insp Wong Chung Ching
Cheung Wing-Cheungas Chan Kam Shing
Lau Kwok-Shingas Chief Insp Chan Chi Yan
Lam King-Kongas PC Dak
Luk Man-Waias PC Chung
Benjamin Chan Siu-Kwan