London. Paris. New York. One by one the power systems get switched off in three of the world's major cities, plunging them into darkness and chaos. Is this the greatest terrorist spectacular since 9-11? Josh Harding, a battle-hardened SAS soldier, working undercover on anti-terrorist operations, finds himself in a ditch in the wilderness of Arizona. His memory is gone. And the police are hunting him for murder. As Josh struggles to recover his memory, and stay one step ahead of the police, he is drawn into a deadly conspiracy. To stay alive, he must find out who he is, and why he was shot. And who is turning off the power around the world.