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.
Spain, 1949. Narcisa, a novice, arrives at an old convent, converted into a girls' school, to work as a teacher.
As the coronavirus upends their lives, two detectives doggedly pursue those responsible for an abduction they realize is part of a sinister pattern.
