Brian comes under the addictive spell of a parasite with the ability to induce euphoric hallucinations in its hosts.
A medical school dropout loses his fiancée in a tragic lawnmower incident and decides to bring her back to life. Unfortunately, he was only able to save her head, so he goes to the red light district in the city and lures prostitutes into a hotel room so he can collect body parts to reassemble her.
In 1939 a spaceship carrying four alien escaped prisoners crash-lands on Earth and the aliens take over the bodies of four locals. Fifty years later the aliens find out that an artist has written a comic book called "Space Avenger," which they believe is about them. They go to New York to try to kill the artist.
