The seventh floor

Six CIA officers. Together they've stolen other people's secrets. Now they must steal each other's. When a Russian defector is killed and CIA officer Sam Joseph goes missing, operational chief Artemis Procter is made a scapegoat and run out of the service. But Sam appears at Procter's doorstep months later with an explosive secret : there is a Russian mole hidden deep within the upper reaches of CIA, on the famed Seventh Floor ...
From the corridors of Langley to Moscow and Paris, The Seventh Floor explores the nature of friendship in a faithless business, and what it means to love a place that does not love you back.