Paradox

Chan, an articulate senior detective nearing the end of his career, is taking care of the daughter of a witness killed by ruthless crime lord Po. Martial arts expert Ma is set to take over as head of the crime unit, replacing Chan who wants an early retirement.

Detective Sergeant Ma Jun, known for dispensing his own brand of justice during arrests, teams up with an undercover cop, Wilson, to try and bring down three merciless Vietnamese brothers running a smuggling ring in the months before mainland China's takeover of Hong Kong. Jun pursues the gang tirelessly, sometimes ignoring police protocols. A showdown is inevitable!

While undercover officer Kit is taken prisoner by the syndicate, he befriends his keeper and discovers an organ trafficking ring.

When a Hong Kong police negotiator is informed about the sudden disappearance of his 16-year-old daughter in Thailand, he travels there to search for her whereabouts.