In Sole Survivor  by Derek Hansen, Rosie Trethewey leaves her unhappy city life after inheriting a remote shack on New Zealand’s Great Barrier Island, hoping for a fresh start. There, she meets two isolated and troubled neighbors, Red O’Hara, a traumatized former prisoner of war, and Angus McLeod, a bitter retired policeman, whose lives she gradually changes. As outside forces threaten their island home, the three form an unlikely bond and learn to heal from the pain of their pasts.