Have they stirred an ancient evil…or is there a killer in their midst? Fifteen years ago, on Halloween night, a group of teenagers performed a summoning ritual on Hallows Hill. The next day, one of them was dead … Fifteen years ago, on Halloween night, a group of teenagers performed a summoning ritual on Hallows Hill. The next day, one of them was dead. Mia has never forgotten the chilling vision she saw that night, and which she believes foretold the death. Now the remaining friends gather for Halloween again. But when another death occurs, Mia starts to doubt everything around her. Is there a malevolent supernatural force that means them harm, or is human evil at play? Mia must take a long, hard look at her friends, herself and the folklore of Hallows Hill. Can she find the answers before all of them are dead? ___________________________________ *READERS LOVE OLIVIA ISAAC-HENRY* ‘A deliciously creepy tale … the atmosphere gave me goosebumps’ ⭐⭐⭐⭐⭐‘This kept me utterly enchanted! It’s eerie, it’s atmospheric, it’s dark and twisty!’ ⭐⭐⭐⭐⭐‘Kept me guessing as to what was going to happen next’ ⭐⭐⭐⭐⭐‘Just when you think everything is answered, there is another twist' ⭐⭐⭐⭐⭐‘As fine a folk horror tale as I've ever read … heartily recommended’ ⭐⭐⭐⭐⭐‘What a story! I couldn’t put this book down' ⭐⭐⭐⭐⭐In Hallows Hill, the best of thrillers and fiction come together in a gripping narrative that explores the dark corners of a small, rural town. Olivia Isaac-Henry masterfully crafts a tale of suspense and the occult, where every page turn brings you closer to the chilling truth.For fans of Carly Reagon (The Infirmary), David Barnett (Withered Hill), Andrew Michael Hurley (Starve Acre), Susan Stokes-Chapman (Pandora), and Lucy Rose (The Lamb).HarperCollins 2025