Darlin' (2019)

Found at a Catholic hospital filthy and ferocious, feral teenager Darlin’ is whisked off to a care home run by The Bishop and his obedient nuns, where she’s to be rehabilitated into a "good girl" as an example of the miraculous work of the church. But Darlin’ holds a secret darker than the "sins" she is threatened with, and she is not traveling alone.