C. Martín Ferrera

A man kidnaps people and imprisons them in a well for no apparent reason.

Eva, a young police department thefts of the Catalan police and eternal aspiring homicide department, is recruited to catch a serial murderer who is dedicated to killing older women. The young agent, single mother of a six year old, have to combine hunting the murderer with her maternal obligations.

After the end of his relationship with Irene, friends and co-workers attempt to find Victor a new girlfriend, but even after he starts a relationship with Lola, he does not want to forget Irene. His existence is suddenly turned upside down when inexplicable things start to happen around him. Something is possessing people, causing their behaviour to change.