A doctor of social sciences - a specialist in failing marriages - becomes jealous. He imagines his skater wife in various situations, but always on skates.

Maria is a record saleswoman by profession. She is lucky to have a job, because the year is 1930 and a major economic crisis has hit the world, accompanied by an army of unemployed people, especially in Germany. Maria is aware of her good fortune; in order to secure it, she has to do without many things. What business owner would employ an unmarried woman with a child in times like these? When Maria became pregnant, she, like many other women, had to become "active" and do something about this "misfortune". So she seeks "help" from a female doctor, trusting in her youth and hoping for better times when family happiness could come true for her.

A ship from the GDR fishing fleet is on its way home. The work is done, the hold full of fish. Captain Nipmerow could be satisfied with that, but he has a completely different problem to deal with - a matter about which he also owes the shipping company a statement.

This East German movie was co-produced with studios in Hungary and Yugoslavia, with many interesting location shots (border checkpoint to West Berlin, the Gellert bath in Budapest, and more). The plot is about French drug dealers, who obtain heroin somewhere in the Middle East, and smuggle it in several steps to East Berlin, and from there to France (or so it appears), killing when necessary. The hero is an officer of East German customs, who with detective work, some masquerade, and occasional violent action ultimately unravels the whole network, of course with the support of the local customs departments.

Karla Geisler is a woman with her heart in the right place and a very quick mouth - the tenant on the first floor is practically the good soul of the entire building community. Karla is also the aunt of a 32-year-old single man called Karl, who is not lacking in imagination. Every Wednesday, he invites himself over to Auntie's for coffee and cake so that he can do some geological studies in peace.

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.

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...