Screenwriter "Fast and the Furious" series -najpopularniejszego hits Universal Studios in recent years and the author of special effects for Hollywood blockbuster "Armageddon" and "Con Air: Con Air" discover one of the best kept secrets of the Vatican - the story of the bloody exorcism that black syllables gone down in Church annals of possession.

27-year-old Angela Holme mysteriously brings suffering and death to anyone who will be in the vicinity. The local priest, father Lozano, he begins to investigate her case and concludes that the woman was the victim of demonic possession. Helpless in the face of unclean forces, asks for help to the authorities of the Church. At the request of the priest, the Vatican sends to place a pair of experienced exorcists - Bruun Cardinal Vicar and assisting him Imaniego. Clerics do not know that soon they will face with an ancient demon, evil powers which go beyond anything else so far had to deal with.