In New York, people are slain and strangled to death brutally on the open street. All witnesses agree that the murderer was in a cop's uniform. Soon the police search and find a suspect in its own ranks: Jack Forrest, suspected of murdering his own wife and the rest of the unfortunate individuals to die by the Maniac Cop’s reign of terror. To prove his innocence, he investigates the case with his partner, Theresa Mallory.
A female cop is gunned down and wrongly accused of using excessive force in a hostage rescue attempt. Maniac cop returns from the dead once more to seek revenge, destroying everything and anyone that stands in his way.
When his girlfriend dies of a drug overdose, a former Green Beret decides to take vengeance on the drug gangs responsible for her death.
Tommy takes up temporary housing in a New York neighborhood plagued by a violent gang called the Souls. Tommy is waiting for his next assignment as a seaman and though he tries to avoid the gang and his neighbors, it does not work. Soon he is battling the Souls and not only changing their attitudes, but the attitudes of his previously intimidated neighbors as well.
A violent street gang, the Rebels, rule the streets of Gary, Indiana. The Rebels shoot Marvin Bookman, a store-keeper, for giving the police information about a drive-by shooting they committed. Marvin's son, former NFL star John who created the Rebels, returns to Gary to be with his father and, with a little help from his friends, to destroy the Rebels his way.