With a killer gorilla on the loose, a group of strangers find themselves stranded at a remote mansion of a grieving madwoman one dark and stormy night. They indulge in swapping bizarre personal backstories - and bodily fluids.
A young woman develops a taste for human blood after experimental plastic surgery, and her victims turn into blood-thirsty zombies, leading to a city-wide epidemic.
The residents of a suburban high-rise apartment building are being infected by a strain of parasites that turn them into mindless, sex-crazed fiends out to infect others with the slightest sexual contact.