Infernal Affairs

In 1991, Liu Jianming (Andy Lau), a member of the Hong Kong gang triad, followed the instructions of his boss Han Chen (Zeng Zhiwei) and joined the police force to become a gang undercover agent. Han Chen promised that Liu Jianming would help him be promoted to a trainee inspector seven years later. In 1992, Chen Yongren (Leung Chiu Wai), an outstanding student at the Police Training School, was asked by his superiors to go deep into the triads as an undercover agent. His ultimate goal was to become a popular person around Han Chen. In 2002, neither of them had heavy expectations, nor were they under heavy pressure. Liu Jianming gradually wanted to become a real good person, while Chen Yongren looked forward to returning to his police status as soon as possible. Major Crimes Unit from Chen Yong...