In anger, a toy factory owner throws a sub-standard toy car out the window of his sweatshop. The toy nearly hits schoolgirl Siu Ching, but she is saved by the fast response of Fatty Cheng. Siu Ching's eighth birthday soon arrives, but her ill and overworked mother has a sudden attack, and Siu Ching must go out in the rain to buy more medicine. By coincidence, the managers of the same toy factory are in the car who knock her over on the road and then run away, without reporting the accident. The little girl is killed, and her mother dies in grief. Fatty Cheng accuses the factory people, who are his bosses. Then, one by one, Siu Ching's ghosts wreaks horrible revenge on them.
Five friends are released from prison and do their best to stay out trouble. While trying to mind their own business (and run their 5-Star Cleaning Service), they are caught up in a war between rival Triad gangs fighting for control of the counterfeit currency market.
The film portrays a fictional nuclear war between NATO forces and the Warsaw Pact that rapidly escalates into a full scale exchange between the United States and the Soviet Union, focusing on the residents of Lawrence, Kansas, and Kansas City, Missouri, as well as several family farms situated next to nearby nuclear missile silos.
Based on the real-life Richard Speck murders, amoral, nearly psychotic killer Warren Stacey (Gene Davis) is a serial killer who has murdered a number of women; he stabs them while they are naked to minimize leaving any physical evidence.