From the streets of New York and London, to the unforgiving landscape of the Saudi desert, Portrait Of A Spy is the latest race-to-the-death thriller from Daniel Silva.

For Gabriel Alton and his wife Chiara, it was supposed to be the start of a romantic weekend in London. But nothing is ever that simple when you're an off-duty spy.

A pair of bombings in Paris and Copenhagen has put Gabriel on edge, and when he notices a man behaving suspiciously, he follows him into Covent Garden. Determined to prevent the carnage he fears is about to take place, he goes to draw his firearm and is knocked to the ground by two plain-clothes police officers. And a moment later he sees a scene from his worst nightmares ...