"A spellbinding book about a missing child, and about the life of a writer. Bold, suspenseful, and impossible to put down. This one will stay with me for a long time." — Samantha Downing, #1 internationally bestselling author of My Lovely WifeThe acclaimed author of The Nanny and What She Knew—hailed by stalwarts including Ruth Ware, Liane Moriarty, Rosamund Lupton, Tess Gerritsen, and Shari Lapena—returns with another serpentine thriller that cleverly blends atmosphere, tarn