Author: Riley SagerEvery house has a story to tell and a secret to share. Twenty-five years ago, Maggie Holt and her parents moved into Baneberry Hall, a rambling Victorian estate in the Vermont woods. Three weeks later they fled in the dead of night, an ordeal her father recounted in a memoir called House of Horrors. His story of supernatural happenings and malevolent spirits became a worldwide phenomenon, rivaling The Amityville Horror in popularity—and skepticism. Maggie was too young to…