In Rio de Janeiro, after an altercation with his father and mother, a young man named Bebeto kills his family and goes to a movie theater, where he watches four weird vignettes.
The story of three characters in a brothel room: the prostitute Neusa Sueli, the gigolo Vado and the homosexual Veludo speak of their lives and expose their marginality.
An investigative reporter links the deaths of three people to a high profile corporation, while scientists working on their privately funded research project are forced to look beyond their work and face realitytheir experiments may be the cause of a series of killer earthquakes. The corporation will stop at nothing to keep this secret from becoming public.
