Two perverted homosexuals stop being gay and become necrophilic and coprophagic killers after one of them cuts his penis off.

Justine, is a famous TV commercial actress raised by adoptive parents. She is invited to meet her biological family at a party that celebrates her blood parents' successful business: a butcher shop. Thus, the plot unfolds with a series of bizarre and sinister events surrounding these new familiars and the secret of their success.

Dr. Karloff prisons an alien from the Leguminous Planet and calls his friend Dr. Marins to help him in his experiences, because the Leguminous Monster is an anarchist intellectual full of hate against the human beings. While the scientists discuss about the monster, Caquinha is convinced for him to let him go. Done that, the Monster kills the scientists and kills everyone he finds in his way.