Himmler’s dangerous gambit takes a new turn, when the Führer reveals his own pact with the mysterious Visitor... Meanwhile, Truman gives the go-ahead for use of the "Little Girl" tactical atomic bomb, but he'll have to find a way to get the deadly payload to the intended target. The odds are stacked against the Allies latest endeavor, especially as a defense squadron of "wunderventilator" defend the city with Murnau at its head, assisted by Rudel and Hanna Reitsch, the three "trompela-mort".