Emma is a teenager when she is the victim of a terrible road accident in London, and needs psychiatric care after she suffers from resulting brain injury. Her mother, Silvia, confines her in the house, and Emma's personality becomes aggressive, leading to a regrettable series of violent deaths.
| Directing | José Ramón Larraz | Director |
| Writing | José Ramón Larraz | Writer |
| Production | Antonio Molino Rojo | Executive Producer |
| Crew | Antonio Millán | Cinematography |
| Sound | Casto Darío | Music |
| Editing | Teresa Alcocer | Editor |
| Editing | María Rosa Ester | Editor |
| Art | Juan Alberto Soler | Set Decoration |
| Costume & Make-Up | Francisco Manteca | Makeup Artist |