Destroyer

When Rudolph Hess flew to Britain, he was on a secret mission -- to give Nazi spies in Britain the secrets of an occult ritual that would win the war for the Germans. With the fate of the world at stake, Alan Turing, Dennis Wheatley, and Ian Fleming have to find the occultists and stop them. But what is Aleister Crowley's involvement? And how can they decode the ritual in time?