Disenchanted by the life in which she's found herself, Ingrid Coleman writes letters to her husband, Gil, about the truth of their passionate and troubled marriage. She hides them, unread, in the thousands of books Gil has collected over the years. Then she disappears from a Dorset beach, leaving behind her dilapidated house by the sea, her husband, and her two young daughters, Flora and Nan. Twelve years later, Gil thinks he sees Ingrid...