Small rocks fall from the sky which, when touched, trigger a latent virus that has always existed in humans and begins mutating them into an alien species. Taking advantage of its hive mentality, the aliens are absolutely dedicated to transforming every human on Earth and do so with alarming swiftness. Only a small group of humans remain who have the medical knowledge to devise antibodies to reverse the effects of the virus.
The lonely Charlie Bickle works in a morgue owned by the corrupt Dr. Dale Brodsky cremating bodies and lives with his crippled wife Mary. Dr. Dale illegally sells body parts before the cremation, bribing dirty policemen. When Charlie meets the suicidal Jane Doe, he falls in love for her and dates the corpse until her twin sister comes to the morgue seeking her missing sister.
At a Labor Day picnic, a gay teenager struggles to keep his cool as his best friend brags about the size of his muscles and other attributes.
