Hard-up Russia expert Dr Sam Gaddis finally has a lead for a book that could set his career back on track. He has staggering new information about an unknown sixth member of the infamous Cambridge spy ring -- a man who has evaded detection for his entire life. But when his source suddenly dies, Gaddis is left with just shreds of his investigation, and no idea that he is already in too deep

1993: Student Lachlan Kite is sent to post-Soviet Russia in the guise of a language teacher. In reality, top secret intelligence agency BOX 88 has ordered Kite to extract a chemical weapons scientist before his groundbreaking research falls into the wrong hands. Kite's mission soon goes wrong, and he is left stranded in a hostile city with a former KGB officer on his trail. 2020: Now the director of BOX 88 operations in the UK, Kite discovers he has...

Joan Stanley is a widow living out a quiet retirement in the suburbs when, shockingly, the British Secret Service places her under arrest. The charge: providing classified scientific information, including details on the building of the atomic bomb, to the Soviet government for decades. As she is interrogated, Joan relives the dramatic events that shaped her life and beliefs: her student days at Cambridge, where she excelled at physics while challenging...