INTERNATIONAL BESTSELLER - From the Booker Prize winner and bestselling author of Atonement, an "effortlessly seductive" novel (The New York Times) that masterfully entwines espionage and desire in an unforgettable story of intrigue, betrayal and love. Cambridge student Serena Frome's beauty and intelligence make her the ideal recruit for MI5. The year is 1972. The Cold War is far from over. England's legendary intelligence...