#1 NEW YORK TIMES BESTSELLER From the New York Times bestselling author of Invisible Girl and None of This Is True comes a “riveting” (PopSugar) and “acutely observed family drama” (People) that delves into the lingering aftermath of a young girl’s disappearance. Ellie Mack was the perfect daughter. She was fifteen, the youngest of three. Beloved by her parents, friends, and teachers, and half of a teenaged golden couple. Ellie was days away from an idyllic post-exams summer vacation, with her whole life ahead of her. And then she was gone.