After a failed séance, Pedro's consciousness is trapped in a limbo where his deceased wife, Natalia, has become a vengeful spirit. While his friends try to rescue him with the help of a medium, dark forces threaten to invade our world.

Young Claudia works in a supermarket where she promotes various types of products. One night, she ends up in the emergency room with severe appendicitis and meets Martha, a patient, laying in the bed next to hers.