Berlin, April 1945...
The mysterious space-time traveler kno.
Amidst the ashes of the Nazi defeat, a quartet of mad scientists decides to continue the experiment of the Third Reich by creating a futuristic version of Nazi Germany, which they christen-Metropolis The Guardian of the Republic and Marianne, on leave from the Partisans, managed to infiltrate Metropolis at the time of its creation, but become its prisoners while it now threatens to invade and conquer other dimensions...
Berlin, April 1945..