The Slaves of Solitude by Patrick Hamilton

Set in England during World War II, the novel follows a middle-aged woman living in a boarding house, who spends her time navigating the petty squabbles and politics of her fellow residents. Her life takes a turn when she becomes entangled in a love triangle with a charming but manipulative American lieutenant and a young German woman. The book explores themes of loneliness, manipulation, and the struggle for personal freedom in a time of national crisis.

The 2223rd greatest book of all time