The attractive policewoman Carla Paul still has the remains of her carnival make-up and glitter on her face. But now the motto is: "Make-up off and off to work!" Because the attractive head of a small police station in the heart of Cologne is facing the biggest challenge of her life: the annual madness of the Rose Monday parade. Not only did she break up with Rick, her colleague who is still madly in love with her, just a few days ago, but today of all days, the auditor Kersten, another of Carla's exes, arrives. She and her colleagues have their hands full trying to get the drunken rabbits, chickens and Mainzelmännchen into the already overcrowded sobering-up cell at the police station.

Crying children, changing diapers, baby food - everything around Jan seems to revolve around having children. Not only is his best friend Theo a new father, but his sister-in-law Marion's children also keep the successful engineer on his toes. So it's all the better that Jan's marriage to Hanna is a child-free zone. Until now - because Hanna's family plans are becoming more and more concrete... When she brings up her desire to have children one evening, a heated argument develops that ends in a compromise: To test whether the couple is even ready to take responsibility for a child, they first want to look after a dog for a few weeks. If that goes well, they can start thinking about having a baby. A short time later, bulldog Lucky moves in with them and causes a huge stir in the couple's lives...

The Yildiz brothers - Celal, Sami and Mesut - still live under one roof - despite their differences. The family bridal shop is doing really badly and they each yearn for a different life: Heartthrob Celal pines for his ex-girlfriend Anna and risks every last cent of their family inheritance for his dream of a mobile phone shop. Sami is searching for true love but ruins every blind date with his anger mis-management. And Mesut, the youngest of the three, tries to combine a cool music career with his strict adherence to the Koran. So when a sweet little baby comes careering into their lives, nothing is as it was before. The three young Turkish bachelors are given a crash course in responsibility.

An organ left over after an operation causes turbulence in sober everyday hospital life.

Princess Elisabeth, the beautiful only child of a widowed queen is sent off to marry the prince Leopold to whom she is betrothed. Before she leaves, her mother presents her with a small token. This token provides her with magical protection. However, the maidservant Magdalena, who accompanies the princess treats her very brutishly, and when circumstances cause the princess to lose her token, the maid seizes the opportunity to force the princess into trading places. She makes the princess switch clothes with her.

In the young Federal Republic of Germany, which in the late 1950s in politics and justice is still interspersed with only superficially purified Nazi cliques, leads the Hessian Attorney General Fritz Bauer a lonely fight against the coverup of Nazi crimes and the restorative policy of the government Adenauer - he is firmly convinced that only in this way can the young democracy be consolidated. Not only his attitude, but also his temperament make Bauer vulnerable, again and again resistance forms from politics, intelligence services and the judiciary against the lone fighter.

Shock on the night of love: Instead of the tender hand of his neighbor Maren Wenning, the married suburban Casanova Rudi Sterzenbach suddenly feels the bloody hand of a murder victim on his face in the dark cellar. The man lying there with his skull smashed in is the speculative shark Armin Teller. Ironically, also wrapped in the banner of a citizens' initiative against the gentrification of the quarter. An initiative in which they are both active.