Lok, a Hong Kong undercover policeman, struggles in the conspiracy between gangs and the police in order to investigate the truth of gangs' drug trafficking.
Richie Ren
Ta-Hua Jen
Alex Fong Chung-Sun
Pactrick Tam Yiu Man
Ron Ng
Alice Chan
Danny Chan
Cheung Siu Fai
Ming-Sing Wong
Liang An
Xuwen Wu
