A case involving drug lords and murder in South Florida takes a personal turn for undercover detectives Sonny Crockett and Ricardo Tubbs. Unorthodox Crockett gets involved romantically with the Chinese-Cuban wife of a trafficker of arms and drugs, while Tubbs deals with an assault on those he loves.

Two mercenaries help wandering caravans fight off an evil and aimless band of white-clad bikers after the nuclear holocaust.