Juan Jose Moreno Cuenca, alias the Heifer, is 23 years old and tells his story as a criminal offender from 1 Ocaña Toledo. Fatherless, the offender has his childhood and how everything changed when her mother went to prison.
| Directing | José Antonio de la Loma | Director |
| Directing | José Antonio de la Loma Jr. | Director |
| Writing | José Antonio de la Loma | Adaptation |
| Writing | Juan José Moreno Cuenca | Novel |
| Production | José Antonio de la Loma | Executive Producer |
| Camera | Carles Gusi | Director of Photography |
| Editing | José Antonio de la Loma Jr. | Editor |
| Production | Marta Flores | Casting |
| Art | Joaquín de Miguel | Set Decoration |
| Directing | Cecilia Moliné | Script Supervisor |
| Directing | Ana Mayne | Script Supervisor |
| Writing | José Antonio de la Loma | Writer |
