After inheriting the long-abandoned Blackthorne Estate, Clara Whitmore discovers the mansion is not merely haunted—it is alive. The house breathes, remembers, and reveals a forgotten ritual that bound her to it as a child, making her the living heart of something ancient and patient. When the estate vanishes, Clara realizes the horror has followed her, reshaping itself within her own body and mind. As reality fractures, she must confront a terrifying truth: the house was never built of stone and timber—it was built of her.