Living in the guilt of sacrificing his informant in a previous operation, Criminal Intelligence Inspector Don Lee is wary when his superior orders him to send another informant to spy on the criminal operations of Barbarian, a vicious gangster plotting a jewelry heist. He seeks ex-convict Ghost, who agrees to work for Don despite vowing to go straight since he's desperately in need of money to repay a debt and save his sister. Ghost's driving skills help him infiltrate Barbarian's gang and earn his trust, but by feeding information to Don and hooking up with Barbarian's girlfriend Dee, Ghost is pushing himself into a tight and deadly corner...

A police detective must solve a brutal murder to prove his partner's innocence and unearth the truth behind Hong Kong's police force. The investigation brings him to an unlikely collaboration with an inspector from the Narcotics Bureau, whose motives may not be what they seem.

A man with plans to propose to his girlfriend hides an engagement ring in the ancient underwater ruins off Japan's Yonaguni Island. When he goes missing she must investigate and remember what happened.

For never-do-well compulsive gambler Fong, there's only one thing more fearsome than debtors at his doorstep - having to coax a crying baby. But what if the baby becomes his golden goose to fend off his debtors? Can he overcome his phobia of diapers, milk bottles, and cloying lullabies?

After a disastrous failure to stop a robber gang, the police attempt to redeem themselves through a series of publicity stunts and shootouts.

Lee Ying, who is the chief inspector of Regional Crime Unit, is newly promoted to Royal Hong Kong Police Cadet School as Deputy Commandant. He confronts a group of youngsters of different social backgrounds, turning them into self-disciplinary and self-contained young men.