An ex-con seeks revenge on the man who put him in prison by planning a robbery of the latter's stagecoach, which is transporting gold. He enlists the help of a partner, who could be working for his nemesis.
Slaughter, a former Green Beret, avenges the killing of loved ones by the Mob, and after being blackmailed by the feds, is forced to head to South America to finish the mobsters off.