Fritz is in love with artist Glay, who stays at the Grand Hotel. In spite of not having any money he gets to know her, invites her to supper and after dancing a tango even hires the royal suite. How will he get out of this is a mystery even to himself.
Caught by Archduke Max in an embarrassing situation with Marie-Charlote, Captain Rudi is forced into marriage. Yet he approaches actress Josefine, the Archduke's girlfriend, being outright transferred as punishment. Then both girls appear.
When their relatives from the countryside miss the train to their wedding anniversary, Lawyer Dr. Helwing and his wife Dolly decide to go out together. Meanwhile, infamous burglar "Monokel-Fredy" enters the Helwing villa with some of his cronies, only to find out that the relatives have arrived...
An inventor, Bubi, creates a female android he calls "Wera." Unfortunately, a gang of robbers finds out about Wera, steals her, and uses her to commit a series of crimes in Prague. (io9.com)
