Ana, a poor woman, agrees to be locked in an anechoic chamber, the most silent place in the world.
| Directing | Marcos Callejo | Director |
| Writing | Marcos Callejo | Screenplay |
| Camera | Miguel Mayans | Director of Photography |
| Lighting | Fernando Rufete | Gaffer |
| Art | Andrea Ferreiro | Art Direction |
| Costume & Make-Up | Fernanda Versolato | Wardrobe Supervisor |
| Costume & Make-Up | María Andrés Bravo | Makeup Artist |
| Sound | Eduardo Rosa | Sound Engineer |
| Sound | Nacho Roca | Sound Designer |
| Sound | Jaime Gascón | Sound Designer |
| Art | Ricardo Ferllen | Graphic Designer |
| Editing | Marcos Callejo | Editor |
| Production | Hugo González Molero | Production Director |
| Production | Hugo González Molero | Executive Producer |
| Production | Marcos Callejo | Executive Producer |
| Production | Lara Martorell | Executive Producer |
| Production | Luciano Scalzone | Executive Producer |
| Production | Andrés Juanco | Executive Producer |
| Sound | Rubén Gallardo | Original Music Composer |
| Directing | Luciano Scalzone | Assistant Director |
| Directing | María Tejedor | Script Supervisor |
| Costume & Make-Up | María Andrés Bravo | Hairstylist |
| Camera | Ale Lanoix | Still Photographer |
| Visual Effects | Marcos Callejo | Visual Effects |
