A Colder War
Thomas Kell is a disgraced agent who longs to come in from the cold. When MI6's top spy in Turkey is killed in a mysterious plane crash, his chance arrives, for Kell is the only man Service Chief Amelia Levene can trust to investigate the accident.
In Istanbul, Kell soon discovers that there is a traitor inside Western Intelligence. Then he meets Rachel, the dead spy's daughter, and the stakes grow higher still.