Lucía, a club dancer on the run, takes refuge in a sinister building on the outskirts of Madrid where her sister Rocío lives with her daughter Alba.

When an engineer learns of a mysterious, impenetrable fortress hidden under The Bank of Spain, he joins a crew of master thieves who plan to steal the legendary lost treasure…

César, an unhappy concierge, maintains a peculiar relationship with the very diverse inhabitants of the upper-class apartment building where he works in Barcelona.

Samuel Salomon, a literature professor, has been off work for almost a year after the tragic death of his girlfriend. Samuel has been suffering from a recurring nightmare in which…

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.