Martín (David Solans) is a young man obsessed with the paranormal activity who arrives in a town in Galicia convinced that a mysterious phenomenon is about to happen. In its forests appears a corpse that has just died. Rocio (Natalia Rodríguez), a civil guard of the place, desperately trying to fit the pieces of the case: the dead man is a man disappeared 30 years before, not far from that place. Despite that already passed three decades, his body is exactly the same. Rocío believes that Martin has something to do with this fact and start to dig into. When he manages to find it, he discovers that there is someone else involved. It's about a woman, April (Lola Baldrich), who has lived there for a long time, away from the rest of the world. The inhabitants of the area call it "la loca" because they lost their heads when their son died. The three protagonists will be involved in a terrifying adventure in which mages, witches and the legend of 'La Santa Compaña' are mixed with their personal stories, which leads them to a face-to-face confrontation with their own demons.