"Lyndsey Duncan is now working in London handling her newest Russian asset, deadly war criminal Dmitri Tarasenko. Her MI6 counterpart, Davis Ranford, asks for her help to get close to the British wife of Russian oligarch Mikhail Rotenberg. The CIA unveils a perturbing connection between Mikhail and Russia's geopolitical past, one that could upend the world order and jeopardize Lyndsey's longtime allegiance to the Agency."