After several people and a dog are found dead in their closets a "mild-mannered" reporter, a college professor, her son and a befuddled professor band together to uncover the mystery but not without involving the U.S. Army and mass panic.

A gang of thugs devise a cruel hoax that goes horribly wrong as Melvin, a nerdy emaciated janitor at the local health club, is cast through a third story window into a vat of hazardous toxic waste.