When Deborah Mayfield accepted a position as head mistress at a private school near London, she thought it was too good to be true. However,the serene school masked a monstrous secret, and as Deborah uncovered it bit by bit, she realized it had to do with black demon worship.

Walwyk seemed a dream village to the new schoolteacher, Miss Mayfield. But dreams can change into nightmares... When one of her students accuses his friend Ethel's grandmother of abusing her, Miss Mayfield cannot let it go. But Ethel won't say anything, despite the evidence of Miss Mayfield's own eyes. But as she attempts to get to the truth of the matter, she stumbles on something far more sinister. Walwyk seems to be in the grip of a centuries-old evil, and anybody who questions events in the village does not last long. Death stalks more than one victim, and Miss Mayfield begins to realise that if she's not careful, she will be the next to die...