Salim Dhar is the world's most wanted terrorist. Echelon, the West's intelligence analysis network, is in meltdown, monitoring every email, call, text and Tweet for the faintest trace of Dhar. But no one can find him. No one except renegade MI6 officer, Daniel Marchant.Marchant moves from the souks of Marrakech to the temples of Madurai, via the shores of Sardinia, Everywhere he goes, he is shadowed by the CIA and its exotic agent Lakshmi Meena. But why are the Russians following him, too? And how do they know so much about his father?As Britain braces itself for a terrifying cocktail of cyber and airborne terrorist attacks, Marchant is forced to confront some dark personal truths about loyalty and love. For the only way to stop Dhar is to play the traitor’s game.