Dr. Jorge Medeiros is a weird scientist who does not has time for his beautiful wife Rachel and is always busy with his so called experiences. She falls in love with Oliver, best friend of her husband, and soon after the two plan to kill Jorge and inherit his fortune. Benefiting from the distraction of her husband in the laboratory, Raquel throws acid on Jorge's face, disfiguring it. As he recovers in the hospital, Raquel and Oliver spend all his money. After months in hospital, the beguiled husband comes back home, with a special plan for revenge in mind.
Filmmaker José Mojica Marins travels to spend Christmas with friends in a small farm, where they spend leisure time while Mojica writes the story for his next film. However, he observes eerie things in the house, with his friends being possessed one by one by some supernatural evil force.
