A Vietnam vet breaks out of a mental institution to go after drug-dealing gangsters who are selling contaminated product that is killing people.
Carla is devastated when her friend is kidnapped by a Mexican cartel. After going to her father, a U.S. Senator, she gets her friends, and arms, to cross the border for a rescue mission.
Herbert West once again revives the dead. This time, he brings Dan's ex-girlfriend's heart back inside a 'perfect' body. Dr. Hill returns as the evil nemesis who lost his head.
In the future, a warrior nun on roller skates must rescue a seer, who is to be sacrificed by a band of mutants.