The sequel campaign "Vienna Calling 2" further hunts its tourists (a.k.a. victims/players) through the streets of Vienna. Unfortunately, you don't have the time for sightseeing, as hordes of Viennese zombies want you like a drunkard wants his schnitzel at 4 am after a night of heavy drinking.
Armed to the teeth, we all know that running/hiding is not an option: Make your way through festering diplomats, fight for your ride at the "Wurschtlprater", show 'em who got the ring to rule them all on the "Ring", crown yourself as the king of carnage in one giant, monarchic massacre, go absolutely apesh*t in the Zoo and get the hell out of here! Vienna is different! Come and find out for yourself, if you (still) have the guts...