ANEW YORK TIMESBESTSELLER and ONE OF THENEW YORK TIMES’S NOTABLE BOOKS OF THE YEARANEW YORK TIMES "BEST THRILLER" and "BEST CRIME NOVEL" OF THE YEARPEOPLE MAGAZINE’S #1 BOOK OF THE YEAR“Extraordinary . . . Reminds me of Donna Tartt’s 1992 debut,The Secret History. . . I was so thoroughly submerged in a rich fictional world, that for hours I barely came up for air.” —Maureen Corrigan, Fresh Air, NPR“This expertly paced thriller …has the kineticism of a well-crafted miniseries.” —The New YorkerWhen a teenager vanishes from her Adirondack summer camp, two worlds collideEarly morning, August 1975: a camp counselor discovers an empty bunk. Its occupant, Barbara Van Laar, has gone missing. Barbara isn’t just any thirteen-year-old: she’s the daughter of the family that owns the summer camp and employs most of the region’s residents. And this isn’t the first time a Van Laar child has disappeared. Barbara’s older brother similarly vanished fourteen years ago, never to be found.As a panicked sea