Cecilia, seorang wanita beriman yang taat, disambut hangat di pedesaan Italia yang indah di mana dia ditawari peran baru di sebuah biara terkemuka. Namun Cecilia menyadari bahwa rumah barunya menyimpan rahasia kelam dan mengerikan.

Cecilia, a woman of devout faith, is warmly welcomed to the picture-perfect Italian countryside where she is offered a new role at an illustrious convent. But it becomes clear to Cecilia that her new home harbors dark and horrifying secrets.