Something is haunting Andrea, but no one can see it with the naked eye, not even herself. Twenty years ago, ten thousand kilometers away, the same presence terrorized Marie. Camila was the only person who could understand what was happening to her, but no one believed them. When they face this oppressive threat, all three hear the same thing: a wailing.
“The dramatic execution is steely and super-controlled, Martín-Calero making ingenious use of space, in particular with cleverly seeded glimpses of a mysterious apartment, the locale for the film’s climactic revelations” – Screen International
