Emma (Maia Zaitegi) wants to learn to communicate with the spirit of a girl who has been trapped for centuries in the hermitage of her village. He tries to convince Carol (Belén Rueda), an incredulous and false medium, to teach him how to talk to ghosts. Her help will be the only way to remain close to her ailing mother when she dies. If Carol does not protect her, Emma’s life will be in danger.