Juana is a nun with a strong character marked by a paranormal experience. A mysterious order from the Archbishopric will take her to an old church in old Madrid, built on a network of passageways of unknown origin. There, Juana will discover that in the bowels of the building there is something prior to the legends that are explained about that place. And the Evil that lives there has begun to infect the exterior.
Tomás is an old man who suffers from Alzheimer's disease dependent on his family who has a complicated relationship with him due to his condition, which causes a conflict of interest with Tomás' daughter wanting him to live, her granddaughter being completely indifferent, and his son-in-law. wanting him to die.
Nora and Aroa have been in a relationship for years that seems idyllic, but it has really been dying for a long time. Aroa can't stand the pressure anymore and explodes, exploding the pink bubble in which Nora lives.
