WHO IS CLAIRE'S FATHER? A privileged man, surrounded by devoted friends and a family he adores?Or the deranged killer who attacked Claire's mother and then vanished in thin air?For thirty years Claire has been obsessed with uncovering the mystery at the heart of her life, and she knows her father's friends - wealthy, powerful, ruthless - hold the key to the truth.They know where Claire's father is. And it's time their perfect lives met her fury.'A thrilling page-turner' Paula Hawkins'Shocking' New York Times'What a book!' Clare Mackintosh'Satisfyingly ominous' Observer'It left me heartbroken' Fiona Barton'Psychological suspense has a new reigning queen' New York Journal of Books