Madrid, 70s. Manolo and Candela settle in Madrid’s Malasana neighborhood with their three children and grandfather Fermin. This move means leaving the past behind and living in the city. Madrid is a great city in transition and at the same time finding prosperity. But the Olmedo family did not know that the house would become their worst nightmare. It seemed like a new beginning, an opportunity, soon a series of frightening facts showed that they were not alone in this apartment.