An undercover police officer attempts to take down a drug trafficking syndicate from the inside.

Director: Alan Mak

Genre: Action, Crime, Thriller

Cast: David Wang, Ding Yongdai, Duan Yihong, Huang Xuan, Lang Yueting, Li Xiaochuan, Wang Yanhui, Xiao Cong, Xing Jiadong, Zu Feng