Features Ian McEwan's first female protagonist since his critically acclaimed novel 'Atonement.' Cambridge student Serena Frome is recruited by MI5, Britain's intelligence agency, and is assigned to go undercover and find writers whose politics align with those of the government. She infiltrates young writer Tom Haley's literary circle, but the situation becomes complicated when she falls for the man. Can Serena keep her undercover life concealed in spite of her personal feelings?