When the Ronin Gang robs an armored car, three cops — Chan, Fong and Wai — go on the warpath. Each has a personal interest in bringing down Ronin leader Tien: he killed Chan's fiancée, humiliated Fong and kidnapped Wai's brother.
A psychiatrist attempts to help an insomniac cabbie suffering from horrific and violent recurring nightmares which are spilling over and infecting their waking hours.
An ultraviolent cops vs. gangsters bloodbath leaves casualties on both sides. Twenty years later, surviving team member Madam Fong leads a new squad in pursuit of reckless young anarchists terrorizing Macao.
An operation in Thailand against a notorious drug lord changes the destiny of a Hong Kong Police Department narcotic team. Five years later, a drug dealing brings them together again.
A computer expert accidentally falls into the conspiracy of online financial crime and has to seize the time to participate in the struggle.
A poor young man is wrongly charged with drug trafficking after being deceived. An ex-prosecutor investigates the case, uncovers a corrupt lawyer team's scheme, and restores justice despite obstruction from evil forces.