Midwinter of the Spirit.

Country vicar Merrily Watkins just happens to be one of the few women priests working as an exorcist. When a man is found murdered by crucifixion, the police, aware of her knowledge of the paranormal underworld, turn to the Vicar for assistance. Before long Merilly is convinced Satanists are behind the crime and the investigation takes them into a very dark and dangerous world.