Spain, 1949. Narcisa, a novice, arrives at an old convent, converted into a girls' school, to work as a teacher.
In 1991 Madrid, after holding a séance at school, a teen girl minding her younger siblings at home suspects an evil force has entered their apartment.
A terror is stalking the land: people are disappearing daily, their bodies appearing covered in savage gashes coupled with precise surgical cuts. The ...