"Summerwater" is a novel by Sarah Moss that takes place over a single day in a remote Scottish cabin during a rainy summer. The story follows the lives of various characters, each dealing with their own personal struggles and relationships. The setting creates a sense of isolation, highlighting the characters' introspections and interactions. The narrative weaves together multiple perspectives, showcasing themes of family, nature, and the passage of time. As the rain continues to fall, the characters confront their pasts and the complexities of their lives, ultimately revealing the interconnectedness of their experiences in this secluded environment.