Mommy's boy Juantxo is engaged. Dragged to the party by his friends Konradin and Paco, he loses his expensive wedding ring inside the body of a prostitute. Mafioso whorehouse owner Villambrosa finds the ring. Meanwhile Villambrosa's rival gangster Souza sends femme fatale Fatima to check things out. Juantxo and his friends are trying to get the ring back and in the process get involved in the war between gangs.
| Directing | Juanma Bajo Ulloa | Director |
| Writing | Juanma Bajo Ulloa | Screenplay |
| Writing | Karra Elejalde | Screenplay |
| Writing | Fernando Guillén Cuervo | Screenplay |
| Production | Iñaki Burutxaga | Executive Producer |
| Production | Adrian Lipp | Executive Producer |
| Camera | Gonzalo F. Berridi | Director of Photography |
| Editing | Pablo Blanco | Editor |
| Production | Sara Bilbatúa | Casting |
| Production | Ulrich Felsberg | Co-Producer |
| Writing | Karra Elejalde | Story |
| Sound | Bingen Mendizábal | Original Music Composer |
| Art | Satur Idarreta | Art Direction |
| Art | Nuria San Juan | Art Direction |
| Art | Julio Torrecilla | Art Direction |
| Costume & Make-Up | Bina Daigeler | Costume Design |
| Art | Cristina García | Production Illustrator |
| Camera | Arturo Aldegunde | Camera Operator |
| Camera | Juan Miguel Azpiroz | First Assistant Camera |
| Camera | Anselmo Villalba | Key Grip |
| Camera | José Hernández Gil | Grip |
| Camera | Luigi Martin | Still Photographer |
| Costume & Make-Up | Inma Artigas | Costume Design |
| Costume & Make-Up | Itziar Arrieta | Hairstylist |
| Costume & Make-Up | Karmele Soler | Makeup Artist |
| Costume & Make-Up | Jesús García | Set Dressing Artist |
| Crew | Hermes Bernardo | Driver |
| Crew | Maria Zamakola | Post Production Assistant |
| Crew | Teresa Fernández Cuesta | Post Production Supervisor |
| Art | Sergio Arán | Property Master |
| Crew | Ignacio Carreño | Stunt Coordinator |
| Crew | Miguel Ángel Bruña | Stunts |
| Crew | Markus Chrobak | Transportation Coordinator |
| Directing | Luis Gómez Valdivieso | First Assistant Director |
| Editing | Fidel Collados | First Assistant Editor |
| Lighting | Manuel Gago | Electrician |
| Lighting | Miguel Ángel Cárdenas | Gaffer |
| Production | Willy Blázquez | Location Manager |
| Production | Luis Carbajo | Production Accountant |
| Production | Bea Revilla | Production Coordinator |
| Production | Beatriz Becerra | Production Manager |
| Production | Juanjo Landa | Production Supervisor |
| Sound | Carlos Bonmatí | Boom Operator |
| Sound | Matti Bauer | Assistant Sound Editor |
| Sound | Zuriñe Guerenabarrena | Orchestrator |
| Sound | Eckhart Goebel | Sound Editor |
| Sound | Stefan Korte | Sound Mixer |
| Crew | Elsa López Gelzer | Translator |
| Sound | Juan Borrell | Sound |
| Crew | Teresa Acebo | Thanks |
| Costume & Make-Up | Lola López | Assistant Makeup Artist |
| Costume & Make-Up | María Luisa Durán | Costumer |
| Production | Jerónimo Ferrer | Assistant Production Manager |
| Directing | Ángel Lafuente | Second Assistant Director |
| Directing | José Bustos | Third Assistant Director |
| Art | Lierni Izagirre | Assistant Property Master |
| Sound | Max Bauer | Foley Artist |
| Sound | Michael Keinath | Foley Recordist |
| Crew | Antonio Castillo | Special Effects Assistant |
| Camera | Gonzalo Asensio | Assistant Camera |
| Camera | Maria Zamakola | Camera Trainee |
| Camera | Christian Molina | Second Assistant Camera |
| Production | Macarena Pombo | Casting Assistant |
| Editing | Felisa Catalinas | Negative Cutter |
| Production | Denise Booth | Post Production Coordinator |
| Sound | Juanjo Mena | Conductor |
| Sound | Stefan Broedner | Music Consultant |
| Sound | Helena González | Music Producer |
| Production | Maribel Higueras | Assistant Accountant |
| Crew | Mariano Cárdenas | Generator Operator |
| Production | Ricardo Fernández | Production Assistant |
| Art | Rodolfo Montero | Set Designer |
| Camera | Miqui Pérez | Assistant Camera |