Desc: Vô Gian Đạo: Directed by Wai Keung Lau, Alan Mak. With Andy Lau, Tony Leung Chiu-wai, Anthony Chau-Sang Wong, Eric Tsang. Chen Wing Yan, a policeman, successfully infiltrates a gang while Lau Kin Ming, a tried member, becomes a mole in the police force. However, things change when both of them must seek each other out.