It serves as a spiritual spin-off to The Conjuring 2 and is the fifth installment in The Conjuring shared universe. The film stars Taissa Farmiga, Demián Bichir and Jonas Bloquet, with Bonnie Aarons reprising her role as the Demon Nun, an incarnation of Valak, from The Conjuring 2. The plot follows a Roman Catholic priest and a nun in her novitiate as they uncover an unholy secret in 1952 Romania.