A small village in Huelva, Andalusia, Spain, 1936. Higinio and Rosa have been married only for a few months when the Civil War breaks out. Higinio, being afraid of possible reprisals from the rebel faction, decides to use a hole dug in his own house as a temporary hideout.

The Spanish Deep South, 1980. A series of brutal murders of adolescent girls in a remote and forgotten town bring together two disparate characters – both detectives in the homicide division – to investigate the cases.