The movie focuses on a mass hysteria epidemic with supernatural roots, that in 2007 spread through Villa de las Niñas, an all girls, Catholic boarding school in the outskirts of Mexico City. The school recruited and isolated socially neglected girls coming from families living in extreme poverty and in remote areas of Mexico.
| Directing | Issa López | Director |
| Writing | Issa López | Screenplay |
| Writing | Daniel Hernandez | Story |
| Production | Jason Blum | Producer |
| Production | Joshua Davis | Producer |
| Production | Arthur Spector | Producer |
| Production | Joshuah Bearman | Executive Producer |