a cop infiltrates a monastery trying to find his friend

Life and death meet, only one can survive... Brother Pi is a notable thief, not only skillful, but also never leaves any clues after committing the crime, which gives the police a headache, Yong Liu is bent on successfully arresting Brother, in order to collect evidence.

A cop infiltrates a corrupted party in order to eliminate a "godfather" who is responsible of his old friend's death.

Two cops who are best friends go deep undercover to take down a dangerous criminal. When one cop has his fiancée' kidnapped and is blackmailed to turn against both sides, his partner is under pressure to kill him.

A detective tries to remain loyal to his partner, and his best friend - a mobster.