Marco, a television journalist, reads "red lies" on his teletext system in order to gather material on the homosexual world for a story he's working on. Unfortunately, he is implicated in a series of murders in which the victims are all gay. Marco becomes a suspect and is forced to investigate the crimes himself in order to prove his innocence.

When a bloodthirsty serial killer begins murdering women with a carpenter’s set square, the story becomes a media sensation, inspiring kooks from all over the city to attempt to cash in on the publicity.

A college student studying for an upcoming test attempts to calm his frazzled nerves by taking drugs, and experiences a series of vivid, erotic hallucinations. When a beautiful woman appears to teach him the secrets of sexual ecstasy, he begins to fear that he will lose her forever once the effects of the drug wear off.