A look at two brothers, whose reckless careers as gang members create conflict with friends, family, the police, school and their lives. Andy Lau, Yim Chau-Wa, Elliot Ngok, Prudence Liew Mei-Kwan, Winnie Chin Wai-Yee, Wai Gei-Shun, Tien Mi Added on Amazon Prime 2020-09-16.