An ex-prostitute, feeling an emptiness in her life, decides to fill it by buying a car.

By day, Ovidio (Joe Dallesandro) and his two friends work at a data center. After work, they blow off steam by committing random acts of savage violence, swiftly graduating from sparking a riot at a football game to vehicle theft, rape, and murder. The police are convinced this recent spate of crimes is politically motivated, but world-weary veteran Commissario Santaga (Enrico Maria Salerno) suspects a far more terrifying explanation: that these young men are motivated by nothing more than boredom and disaffection at civilized society. As Ovidio's behavior escalates, a psychological game of cat-and-mouse ensues between the two adversaries, building towards a shocking final confrontation.

When a trio of free-spirited young women insists on spending the night in a castle rumored to be owned by the Devil himself, their cobweb-and-candelabra lark triggers a nightmare of lust, violence, vampirism, and Satanic seduction.

A married couple belonging to a world of petty bourgeoisie, are in crisis.