Eleven disparate adolescents, gathered for a skiing camp at an isolated winter resort, find themselves preyed upon and set against one another by their three mysterious instructors.
- Genre: Science Fiction, Drama, Mystery, Horror
- Studio: Barrandov Studio
- Keyword: teenage girl, juvenile delinquent, teenage boy, extraterrestrial life form, avalanche, woman director, troubled youth, psychological horror
- Cast: Miroslav Macháček, Tomáš Palatý, Štěpánka Červenková, Nina Divíšková, Jan Kačer, Jiří Krampol