Set in post-World War II London, “The Night Watch” follows the lives of four characters whose fates are intertwined. Kay, Helen, Viv, and Duncan navigate love, loss, and secrets as they come to terms with the aftermath of the war. Through a series of interconnected events, the novel explores themes of resilience, betrayal, and the complexity of human relationships. Sarah Waters weaves a compelling narrative that delves into the intricacies of memory, desire, and the impact of war on both individuals and society.