Can Daniel follow the sun from Hamburg to the Bosporus by Friday to meet his love?
The daughter of a poor mountain farmer becomes pregnant by a young nobleman. Because he does not want to marry her, she commits suicide. Her brother Ferdl then wants to confront the count. A brawl ensues. Ferdl has to flee into the mountains, where he falls into a ravine and is presumed dead.
Principal Gottlieb Taft's twin brother Gotthold Taft partakes in the most recent prank by faking his death and promising a large inheritance to the Mommsen-Gymnasium and the principal. Of course, the inheritance is tied to many embarrassing conditions.
Pepe Nietnagel and his fellow students of the Mommsen school come up with all kinds of ideas to get out of doing any actual school work. This includes simulating suicides, setting off the air-raid sirens and abusing the school director's new broadcasting system. They succeed in sending their teacher to a sanatorium and get a replacement that turns out to not be so bad after all.
During the final days of the Second World War, British intelligence sends an agent to Berlin to try to discover the secrets of Nazi Germany's nuclear weapons program.