A research vessel finds a sunken Crusader ship off the Turkish Mediterranean coast. The ship sank in 1369 en route from Cyprus to Armenia .

Eternally identical detached houses are lined up next to each other, neatly marked out with privet hedges. A world made for families - consisting of father, mother and child, of course. He looks after the money, she looks after the children. And that's how it should always stay, please. Nothing changes in this beautiful order, even when Greta gives birth not to a human child, but to a vacuum cleaner. She is stunned, but everyone else is thrilled. It's so practical! And motherhood is, after all, the most important thing in a woman's life. Plus housework. She is expected to treat the appliance like a normal child. Greta tries to adapt, to play along, but the more she bends, the more she realizes the absurdity of her world, in which the norms are cemented to the point of suffocation and from which there is no way out.

A small paper umbrella attracts the attention of Fredo Schulz when chief detectives Milan Filipovic and Lola Karras visit him at the North Sea. A seven-year-old girl has disappeared. Ashley Bols is already the third missing girl. Schulz was unable to rescue the other two. They have still not been found, but Schulz simply knows that they are dead. He also knows who the perpetrator is: Roland Bischoff.

After several strokes of fate ends a rage eruption of the otherwise so quiet power engineering technician Felix Grünler with a criminal complaint for assault. A grateful affair for his sister-in-law Karin, who forges an intrigue to gain the inheritance of her mother-in-law. She succeeds in having Felix admitted to psychiatry as incompetent. He is determined not to get into therapy. For doctors, this confirms the picture of the labile patient. But in the other patients Felix gives his consistent anti-attitude in the long run benevolent recognition.

Max Bretschneider pretends to be a communist in order to conduct the last interview with Erich Honecker.

Even a God-like gourmet instance can sometimes be wrong: out of the blue, Eifel landlady Toni gets a star for her cooking skills. There is in their "copper can" only a lunch table with bourgeois home cooking. Of course, it is a mistake of the renowned restaurant guide, the star chef Rufus expensive: without the prestigious star threatens his eponymous gourmet temple off! When his snobbish regulars turn to Toni's "copper can", the landlady gets cold feet: In contrast to her mother Heidi, she wants to eliminate the error as quickly as possible from the world.