It’s 1577. The Mother Superior at the convent of Archangel is seriously ill. The determined and calculating Mother Giulia plots to become the next Mother Superior. She receives tough competition from tormented lesbian Sister Chiara and the lusty Sister Carmela.

In response to a global rise in demonic possessions, the Catholic Church reopens exorcism schools to train priests in the Rite of Exorcism. On this spiritual battlefield, an unlikely warrior rises: a young nun, Sister Ann. Thrust onto the spiritual frontline with fellow student Father Dante, Sister Ann finds herself in a battle for the soul of a young girl and soon realizes the Devil has her right where he wants her.

A woman who is struggling with the conflict between her faith and her personal life must defend herself against the spirit of a demonic nun who is bent on destroying her.

A dramatised historical account of the rise and fall of Urbain Grandier, a 17th-century Roman Catholic priest accused of witchcraft following alleged demonic possessions of sexually repressed nuns.