When Evie Winstanley's father, a collector of occult books, dies in suspicious circumstances, she decides to investigate . . . even though private detection is no profession for a woman of standing in Edwardian Britain. When Evie stumbles across a mention of the mysterious 'circle of shadows', she begins to suspect occult involvement. Her pursuit of the truth leads her via a séance in a house on the Yorkshire moors, to legends of an ancient monster, and a sinister cult hidden amongst the elite of an Oxford University college. But some things are better left undisturbed, and when the body...