In the gloomy manor of Thornhill in the London suburbs, a murder has shaken everyone. During a celebration of Rebecca Boleyn’s birthday, the wealthy patron is poisoned. The household insists that Rebecca was killed by a certain ghost of Thornhill. The manor hides skeletons in its walls—people keep secrets in their hearts. Untangling the tangled web of lies and prejudice is up to a young detective, Adrian Larsen, and his assistant, Ted Yasudo.