Eye of the Needle: A Novel by Ken Follett

The worldwide phenomenon from the bestselling author of The Pillars of the Earth, World Without End, A Column of Fire, and The Evening and the Morning

His code name was “The Needle.” He was a German aristocrat of extraordinary intelligence—a master spy with a legacy of violence in his blood, and the object of the most desperate manhunt in history. . . . 
 
But his fate lay in the hands of a young and vulnerable English woman, whose loyalty, if swayed, would assure his freedom—and win the war for the Nazis. . . .