Chan Wing Yan, a young police officer, has been sent undercover as a mole in the local mafia. Lau Kin Ming, a young mafia member, infiltrates the police force. Years later, their older counterparts, Chen Wing Yan and Inspector Lau Kin Ming, respectively, race against time to expose the mole within their midst.
Master Wong and his disciples enroll in the 'Dancing Lion Competition' to stop an assassination plot and to battle an arrogant, deceitful opponent.
Caught in the middle of a fierce gang war in Macau, a corrupt cop named Sam handles negotiations between two Triad leaders who plan to join forces. He meets a suspicious bald man named Tony, who keeps following him around and disrupting his personal business. But when Sam finds out he's a suspect in a nightclub owner's murder, he's sure his stalker has something to do with it.
