Ho Sau, an undercover agent, has been working with Yau, a drug lord, for years, but his job and family are in trouble.
劉德華
George Lam
林家棟
Sau Ho
彭于晏
Eddie Fong
劉雅瑟
Vivian Ha
任達華
Chung Kam Ming
林雪
Yuen Muk Yu
鄭則仕
Uncle Cat
姜皓文
Chan Chiu Sang
談善言
Maggie Kong
劉俊謙
Davis
朱鑑然
Chan Sung Lam
張慧儀
Aunt Chiu
