Matthew Pelham's disappearance, while flying an RAF Harrier, can only be explained through investigations conducted some forty years apart. The quest involves wartime intelligence services, high politics in the Third Reich and beleaguered Britain, and has incalculable implications for the war's course and future events. In 1940, MI5 specialist Marcus Gifford has a new case that compels him to think the unthinkable. Urging a dramatic change in military policy draws Gifford into the highest political echelons and risks terrible retaliation from Goring's Luftwaffe. Himmler wishes to thwart...