"In this powerful debut novel inspired by true stories, three women's lives are bound together by a long-lost letter, a mother's love, and a secret network of people fighting for the right to choose. 2017: When Angela Creighton discovers a mysterious letter containing a life-shattering confession, she is determined to find the intended recipient. Her search takes her back to the 1970s when a group of daring women operated an illegal underground abortion...