On a cold winter night, Laura reads her brother David the story of a strange creature that attacks children. Suddenly, a shiver runs Laura's body, feeling a strange presence in the house. It's him.
| Directing | Ivan Villamel | Director |
| Sound | Luis Hernáiz | Music |
| Writing | Ivan Villamel | Writer |
| Production | Ignacio Aguilar | Producer |
| Production | Raúl Cerezo | Executive Producer |
| Production | Al Díaz | Producer |
| Production | Tania Galán | Associate Producer |
| Production | Ivan Villamel | Executive Producer |
| Crew | Ignacio Aguilar | Cinematography |
| Editing | Tomás Esteras | Editor |
| Art | Beatriz Moreno Almendros | Art Direction |
| Costume & Make-Up | Beatriz Isidro | Costume Design |
| Costume & Make-Up | Víctor Javier Bernardos | Key Makeup Artist |
| Costume & Make-Up | Antonio Pérez Cabrera | Makeup Effects Designer |
| Directing | Raúl Cerezo | First Assistant Director |
| Directing | David Meno | Second Assistant Director |
| Sound | Cristian Amores | Sound |
| Sound | José Luis Canalejo | Sound Designer |
| Sound | José Luis Canalejo | Foley Artist |
| Sound | Rodrigo Madrigal | Boom Operator |
| Sound | Federico Pájaro | Sound Mixer |
| Crew | Poli Cantero | Special Effects |
| Visual Effects | Al Díaz | Visual Effects Supervisor |
| Lighting | Al Díaz | Chief Lighting Technician |
| Camera | Pablo D. Solas | Still Photographer |
| Camera | José Martín Rosete | Camera Operator |
| Camera | Sara Martínez | Second Assistant Camera |
| Camera | Victor Pajares | First Assistant Camera |
| Crew | Daniel Soto | Video Assist Operator |
| Directing | Mabel Villagra | Script Supervisor |
| Crew | Alicia Albares | Thanks |
| Crew | Alicia Albares | Thanks |
| Art | Guillermo de la Peña | Graphic Designer |
| Crew | Octavi Espuga | Thanks |
| Crew | Asier Guerricaechevarría | Thanks |
| Crew | Fran Mateu | Thanks |
| Crew | Nunu Reis | Thanks |
| Crew | Daniel Romero | Thanks |
| Crew | Iván Sáinz-Pardo | Thanks |
