Infernal Affairs

Infernal Affairs is a series of three crime-action films directed by Andrew Lau and Alan Mak, starring Andy Lau and Tony Leung. It tells the story of a police officer who infiltrates the triads, and a police officer secretly working for the same gang. The Chinese title means "the non-stop way", a reference to Avici, the lowest level of hell in Buddhism. The English title is a word play combining the law enforcement term "internal affairs" with the adjective 'infernal'. The Criterion Collection released the trilogy as a box set on November 15, 2022. Films Infernal Affairs (2002) Infernal Affairs focuses on a police officer named Chan Wing-yan (Tony Leung), who goes undercover into a triad, and a triad member Lau Kin-ming (Andy Lau), who infiltrates the Hong Kong Police Force. Each mole has been planted by the rival organisation to gain an advantage in intelligence over the other side. The more the moles become involved in their undercover lives, the more issues they have to cope with.