Tom, a 17-year-old window design apprentice, dreams about true love. One day, a new girl from East Berlin moves to town. Tom has a crush on her and will do anything to impress her. When he finds out that she plans to become an actress, he even discovers the aspiration to perform himself. For a while, Tom is on cloud 9.
Ekke and Karsten are newcomers to the shipyard. Paddy claims to have heard it on Rügen radio. But the two did not fall on their heads, even if they still fear that their accommodation, the "Fritz Heckert" accommodation ship, could be - as it is called - a "working-class monastery". Not only do they find out from Paddy that such worries are unfounded, they experience it for themselves.
A group of tourists from the GDR spend their holiday at the coast of Bulgaria. When making a trip to a small fisher house, they have to stay they night, because the ship's motor broke down. One of the group proposes a game: Someone has to be a corpse, one the detective and another one the murderer. But shortly after starting the game the "corpse" has vanished only to befound at the foot of the nearby cliff - being dead for real. Now the group start their investigation...
Robert and Michael meet on their return from captivity. They discover that they are both married to the same woman: After Robert was pronounced dead, Michael married Anna. The decision about the future is left to chance.
A murder has been committed in "Pension Boulanka", a famous guesthouse for artists and circus people. Captain Bruckner is heading the investigating team.
„White mouse“ Fritz controls the traffic on Dresden’s Körner Square. Helene, who crosses the junction on her motor scooter every day, has taken a shine to Fritz a long while ago. Although Fritz yields right-of-way to her remarkably often, the two have not spoken to each other. In order to finally get to know him better, Helene deliberately performs a traffic violation. Her plan is working: She is ordered to take road safety education lessons from Fritz and they get closer. New problems arise in the shape of Mrs. Messmer who must pay a monetary fine. She feels discriminated against by Fritz and complains about him to his supervisor.
After their successful May party, now the Lehmann family want to throw a New Year's Eve part with punch. Wilhelm's sons Franz and Paul are brigade leaders at a chemical factory. One of their brigades consists largely of fanatics of high culture, while the other consists of sports fanatics. But the rival brigades must work together in order to throw a successful New Year's Eve party for the factory, since the occasion requires both elements: sports and culture.