It's been ten years since Nicolette Farrell left her rural hometown after her best friend, Corinne, disappeared from Cooley Ridge without a trace. Back again, Nic is soon plunged into a shocking drama that reawakens Corinne's case and breaks open old wounds. The decade-old investigation focused on Nic, her brother Daniel, boyfriend Tyler, and Corinne's boyfriend Jackson. Then, within days of Nic's return, Annaleise goes missing. Told backwards - Day 15 to Day 1 - from the time Annaleise goes missing, Nic works to unravel the truth about her younger neighbor's disappearance, revealing shocking truths about her friends, her family, and what really happened to Corinne that night ten years ago.