Two Hong-Kong cops are sent to Tokyo to catch an ex-cop who stole a large amount of money in diamonds. After one is captured by the Ninja-gang protecting the rogue cop, the other one gets his old Orphanage gang, dubbed the "Five Lucky Stars," to help him. They don't like this much, but they do it.
Mo is a gifted student in one of the village's dozens upon dozens of kung-fu schools. But when the master's away, he leaves the place in the hands of his best student Kang. But Kang rules with a cruel, iron fist. Little does anyone know, however, Kang is really the pupil of his Masters' old nemesis Ken Mo Fung 'The Golden Tiger'. Fung has instructed Kang to discredit the school publicly, then kill his Master by poisoning his tea.
Ko Ming Chung, a wildly popular movie actor is having an illicit affair with similarly popular thespian Ai Ling. Though Ming Chung's wife quietly puts up with this infidelity, so long as he does not try to leave her, Ai Ling's spouse is less forgiving, a middle-aged oaf prone to violence. When the tabloids get wind of the liaison, the two secret lovers find themselves headline news throughout the colony. Ming Chung's wife soon starts to mount a media blitz, painting Ai Ling as a husband-stealing, home-wrecking shrew.
The five members of the band the Wynners are all packing up, ready for a singing tour in USA. Uncle Kau, a boss of a triad, planning to exchange their guitars with narcotics inside with the Wynners', so that their narcotics can be carried to USA. But he fails, as the Wynners has to cancel their plan, for a fire broke out in the night club. Uncle Kau thus dispatches three of his followers Wo, Anny and Jane to steal back the guitars.
