At the end of the 1950s, the production of optics in the German Democratic Republic has reached top quality and instigates interest in the West. When national demand rises strongly and at the same time the export to South America heavily decreases, the Volkspolizei - the GDR police force - starts to look into the case. Two seemingly unrelated cases are the starting point for the investigation by second lieutenant Schellenberg of the department for optics racketeering: An old woman who was arrested in the Berlin city railway for trying to smuggle a pair of binoculars to West Berlin, and a dead person in an area of allotments who was involved in obscure dealings with optical devices.

The young lady Lisa Gau probably took her own life at Seilergasse 8 in Rostock, at least that's what it looks like. Captain Schirding, who has been assigned to the case, sees things differently. Together with forensic scientist Kurt Lisowski, he investigates the case and soon discovers that Lisa was poisoned and is shocked when all the evidence points to his...

Mauritius Halbermann, nicknamed "Mauts", works as an advertising manager for Gravo-Druck, a state-owned print company. Mauts, a man obsessed with his work, incessantly percolates with marvelous ideas - and now that he has once again come up with another brilliant idea, he naturally wants to present his proposal to his boss. As it happens, his supervisor along with his entire family and some of Mauts's colleagues - including Lore who Mauts secretly fancies - have gone on a holiday trip.

The adventures of three friends from East Germany on the Black Sea.

The film centers on the story of newlyweds Inga and Heinz. Heinz works in the western sector of Berlin. A gang of crooks involved in various shady dealings tries to draw Heinz into their dark affairs. However, after accidentally learning about the "activities" of his "friends," Heinz informs the police about the impending crime. The gang is arrested.

Trude and Willi Lorenz have had an exemplary marriage for 24 years. Their daughter Gitta takes them as a role model for herself and her fiancé Peter. But appearances are deceptive. Willi cheats on his wife with the young secretary Helga. He is a department manager in a heavy engineering company and travels a lot on business. Trude also has a busy working day as a divorce judge. Obviously, family life has been neglected as a result, and now Trude herself is facing a problem that is very familiar to her from her job. An alderwoman has drawn her attention to her husband's infidelity, and a visit from Helga, who demands that she give up her husband, forces her to make a decision. Willi Lorenz has cheated on both women. In a discussion, he finally confesses to Trude and their life together. The fact that it doesn't come to the "Lorenz divorce case" is also thanks to the sincere, compassionate driver Schliffke, who tactfully opens the eyes of his boss Lorenz and the young Helga.

Co-pilot Horst Schubert is a braggart and a true Don Juan. Thus, he tells young Ilse that he is in fact an "aircraft commander". This assertion brings about an embarrassing situation, for he suddenly meets her onboard his new work place, an IL-14 charter plane where Ilse acts as a stewardess. It gets worse, however: During a stop in Varna the police appear because Horst’s former lover Madelon has vanished. At home, meanwhile, his landlady has her hands full with her lodger’s current and former playmates. Ilse decides to put an end to this mixup and since the dull captain of the plane, Richard, makes no move to confront his co-pilot about his unstable private life, the smart stewardess appeals to the rest of the crew to help her teach Horst a few lessons in love.

Ev and Peter fall in love at first sight. Peter studies dentistry in Leipzig and is eager to work in the country. There is an unfilled dentist vacancy in his home village. Ev, on the other hand, is drawn to the city. Being a commercial artist, she sees no chance to find a job in the country. This conflict becomes the first real test for their relationship.

Two-part TV movie about the inadequate production methods of a chemical plant, which come to light due to an accident and lead to numerous complaints. Against the resistance of the management, which tries to talk away all the difficulties, but with the support of the workforce, a party secretary sets about solving the problem.