Basque Country, Spain, 1843. A police constable arrives at a small village in Álava to investigate a mysterious blacksmith who lives alone deep in the woods.
Every night, Martín's socks disappear under his bed.
The family of Eusebio, a sick old man, believes that he has begun to lose his mind and that the stories he tells, which nobody listens to, are those of a crazy person.
