On October 28, 1995, an unpopular little girl vanished in Culleton, New York. After failing to make it as an artist in Brooklyn, Adair returns to Culleton, her hometown, moving into Moye House, a writer's retreat. Ciaran is an author staying at Moye House in the hopes of finally solving the mystery of what happened to Rowan Kinnane—his sister, and Adair's childhood best friend. As the two begin investigating, secrets rise to the surface, complicating their sense of themselves and of what happened on that fateful day.