BTS
- बर्ष: 1970
- देश: Spain
- विधा: Thriller, Mystery
- स्टुडियो:
- कीवर्ड: behind the scenes, series of murders, locked door, arts school, school project, murder in school, locked inside
- निर्देशक: Igor Morales
- जात: Néstor Seller, Juan Paya, Lucía Agustín, Irene Hickey, Candela del Olmo, Álvaro Galarza Lima
