Two rapists rape and kill two sisters, but are covered up by the city police, who sell themselves to the father of one of them. Despite being arrested and tortured by the bandits, the husband of one of the victims does not give up doing justice and plans revenge.

In São Paulo, Alberto is an insane and sadistic man that kills women, and lives with his mother that covers all his mess. When he kills his mother's employee Eliana, stabbing her in the bathtub, they bury her in the backyard of their house. Eliana's fiancé unsuccessfully seeks her out and when Alberto's mother advertises that she needs a driver, he applies for the job to sneak around the real estate trying to find Eliana.