Hallows HillHave they stirred an ancient evilor 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