Madrid, 1990s. After making a Ouija with friends, a teenager is besieged by dangerous supernatural presences that threaten to harm her whole family. Inspired by terrifying police files never solved.

A television reporter and cameraman follow emergency workers into a dark apartment building and are quickly locked inside with something terrifying.

The action continues from [REC], with the medical officer and a SWAT team outfitted with video cameras are sent into the sealed off apartment to control the situation.