NEW YORK TIMES BESTSELLERFrom the creator of the acclaimed Alex Delaware series comes a tour de force standalone novel that illustrates perfectly why Jonathan Kellerman has justly earned his reputation as a master of the psychological thriller People. A brilliant, deeply dedicated psychologist, Grace Blades has a gift for treating troubled souls and tormented psyches—perhaps because she bears her own invisible scars Only five years old when she witnessed her parents deaths in a bloody murder-suicide, Grace took refuge in her fierce intellect and found comfort in the loving couple who adopted her. But even as an adult with an accomplished professional life, Grace still has a dark, secret side. When her two worlds shockingly converge, Graces harrowing past returns with a vengeance.