Tony Ho

When a terrorist who specializes in explosives takes hold of an underground tunnel, he threatens to kill hostages if his demands are not met.

ICAC principal investigator William Luk takes his job seriously, and he needs every last scintilla of support from his team to take on the powerful and cunning Supt Wong, who is corrupt to the core. Wong is an enthusiastic tool of the monstrous Malcolm Wu, a cowboy big-time share trader who will stop at nothing to secure a large slice of the upcoming float of the HK government pension fund, worth billions.

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.

Sent into a drunken tailspin when his entire unit is killed by a gang of thrill-seeking punks, disgraced Hong Kong police inspector Wing needs help from his new rookie partner, with a troubled past of his own, to climb out of the bottle and track down the gang and its ruthless leader.

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!