Following her successful prison break, Scorpion begins this third episode in the series hiding out in a brothel. Her prostitute friend tries to keep her identity secret, but the brothel's madam discovers that Scorpion is the ex-girlfriend of the vice officer who killed her lover.
Karate master and anti-drug vigilante Chiba returns to his home in Japan, where he holds a press conference announcing his intention to wipe out the nation's drug industry. He also offers his services as a bodyguard to anyone who is willing to come forward and provide information about the drug lords' activities. He is soon approached by a mysterious woman claiming to have important information and asking for Chiba's protection. She seems to be legitimate, but is she really what she appears to be?
In the wake of a Supreme Court decision to outlaw the death penalty, California passes an initiative that designates San Bruno island as a dumping spot for first-degree murder convicts, free to do what they like except leave. The main camp of convicts is controlled by the tyrannical Bobby, who rules with an iron hand, and the women are used as sex slaves. A.J. and a group of more free-minded murderers have escaped and gone into hiding. When A.J. and his men liberate the women from Bobby's custody, tensions mount to an all-out confrontation for control of the island.
After her younger sister gets involved in drugs and is severely injured by contaminated heroin, a nurse sets out on a mission of vengeance and vigilante justice, killing drug dealers, pimps, and mobsters who cross her path.
Dr. Tsu is a brilliant surgeon with her own exotic island off the coast of Manila. Using her sexy, all-girl army of martial-arts experts, Tsu kidnaps some of the world's greatest athletes. She is able to transplant any body part, so she uses the athletes for spare parts to sell to the world's richest men. Mike Harber is a womanizing, wise-cracking insurance investigator for Lloyd's of London sent to Manila to investigate the disappearance of a jai-alai player, and becomes involved with Dr. Tsu's mad mission.
Tom Kovack is a hard-nosed race car driver until a sudden supernatural vision causes a near-fatal crash while he's hurtling down the backstretch at 140 miles per hour. Michele Brent is the woman who convinces Kovack that his visions are significant. She leads him to the manor house that appeared in his vision, which in turn leads him into a world of revenge and murder from beyond the grave. Kovack must tap into his newfound power to conquer the evil forces at work.
Cross is an old hand at the CIA who often teams up with Frenchman Jean “Scorpio” Laurier, a gifted freelance operative. After their last mission together, the CIA orders Scorpio to eliminate Cross, leaving him no choice but to obey.
Inquisitive journalist Grace Collier is horrified when she witnesses her neighbor, fashion model Danielle Breton, violently murder a man. Panicking, she calls the police. But when the detective arrives at the scene and finds nothing amiss, Grace is forced to take matters into her own hands. Her first move is to recruit private investigator Joseph Larch, who helps her to uncover a secret about Danielle's past that has them both seeing double.
A woman sees a man throw a person into an elevator shaft and helps him to get rid of the body. During this adventure the man falls in love with the witness to his crime.
When various trustees of the Van Traylen Orphanage begin dying in close order, it's at first written off as a coincidence. But, when a school bus accident very nearly takes out three more of them along with a group of orphans, Col. Bingham and his pathologist friend, Mark, begin looking into the deaths. They come to think the answer lies with one of the girls on the bus, who has vivid memories of things she could not possibly have seen.
Harry Walker, a former military pilot, works as a helicopter pilot and traffic reporter for a Salt Lake City radio station. One day while working he observes a bank robbery in progress and the kidnapping of a young woman who worked at the bank. Harry goes into pursuit which leads to an exciting conclusion.
When two troublemaking female prisoners (one a revolutionary, the other a former harem-girl) can't seem to get along, they are chained together and extradited for safekeeping. The women, still chained together, stumble, stab, and cat-fight their way across the wilderness, igniting a bloody shootout between gangsters and a group of revolutionaries.
A masked serial killer with psychosexual issues strangles female coeds with scarves before dismembering them. When a wealthy student identifies one of the scarves and thinks she has a lead on a suspect, she becomes the killer's next target, retreating to her family's remote cliffside villa with three of her girlfriends.