In the misty town of Everdale, historian Eleanor Gray stumbles upon a cryptic journal that unravels a chilling mystery tied to Ashen Grove, a forest steeped in eerie legends and unexplained disappearances. As she delves deeper into the town’s forgotten history, aided by Detective Marcus Harlan, they uncover a terrifying truth: an ancient covenant has kept Everdale safe from unseen forces, but the balance has been disturbed. With the fifty-year cycle of vanishings looming, Eleanor and Marcus must decide whether to expose the truth or bury it before the grove claims its next sacrifice.