A group of five college graduates rent a cabin in the woods and begin to fall victim to a horrifying flesh-eating virus, which attracts the unwanted attention of the homicidal locals.

Mary Elizabeth goes to bed alone one night, still a twenty one year old virgin, and wakes up the next morning pregnant. Possessed by the demon fetus growing within her womb, Mary Elizabeth obeys her homicidal cravings to kill, for the sake of her unborn spawn. Mary Elizabeth's dark transformation is controlled by her unborn demon child's deadly evil cravings.

A reporter and a blind, retired journalist try to solve a series of murders. The crimes are connected to experiments by a pharmaceutical company in secret research. The two end up becoming targets of the killer.

Army vet Frank Mason has dementia and his son signs him up for a clinical trial of the military's latest drug for mental acuity in combat. But, no one can fathom the drug's side effect--turning people in to homicidal maniacs.