It’s been a long time since Jack Nightingale has taken confession. But repenting for his sins is not the only reason he has come to visit Father O’Grady - he needs him to perform an exorcism. Billy has been possessed by Bakka a powerful demon who is Satan’s most loyal servant and Jack must race to save the boy and the world from succumbing to the greatest evil imaginable.

Part of the The Jack Nightingale Series series.