Third book in the Game, Set and Match trilogy.
Bernard Samson has brought the defector Erich Stinnes to London: now, surrounded by treachery and double cross from family, friend and foe alike, he has to make him talk.
Fiona Samson is a mystery, particularly to her husband. No one can understand why a woman of such brilliance should defect from MI5 to the Russians. Now head of the KGB in East Berlin, she is pitting her wits against Bernard and the rest of her former colleagues . . . and winning.