The focus is on the life and everyday life of the “half triplets”: On the one hand, there is Paul, a king of procrastinating, who resolves every day to change his life... but unfortunately something is constantly interfering with him. Be it budding feelings for his ex Berthe, the constant best buddy advances of her new lover Jan or an urgent series episode - Paul always has an excuse ready. But luckily there is his half-sister Barbie, a determined top manager with significantly more balls in her pants, and his half-brother Ludwig, a bon vivant who avoids work like the devil avoids holy water. He constantly intrudes on Paul and drives him crazy. The “half triplets” are inextricably linked to one another through father Gerd's involuntary, perfectly timed contraceptive failures, who were born by three different women on the same day and are welded together by their family neuroses.

When Willi's father is abducted and is only released for a valuable statue from his art collection, Tim is the only one who believes Willi that the police are on the wrong track. Together with the smart policeman's daughter Gaby and the highly intelligent outsider Karl, they start to investigate on their own. Against all odds the four discover a conspiracy. In the course of their first big detective adventure they grow together into a committed community, and so Tim, Klöschen, Karl and Gaby become the band TKKG.

Felix Winterberg is the great-great-grandson of the famous Albert Einstein and himself a recognized physics genius. Because of a deadly hereditary disease, the brilliant researcher only has a few years left - which he wants to make as labor-intensive as possible thanks to various illegal stimulants.

11-year-old Michi lives in a children's home, every day fighting to win the respect of the other kids, till the day he finds his real dad, Tom - who happens to be a dwarf, even shorter than Michi is, the opposite of his idea of manliness and strength. When the kids find out, Michi's life becomes hell and he flees. With nowhere to go, he moves in with Tom, who is new to this fatherhood thing, while Michi tried to hide his embarrassment and shame from his fellow school kids. This forces Tom, who had coped well till now, to confront his handicap head on. As time passes, they discover they have more in common than other sons and fathers, until their relationship is again suddenly put to the hard test...

At summer camp, young Bibi and her friends are pitted against the boys in a treasure hunt. But what's a witch to do when she loses her powers?

When a deadly zombie virus infects a school in Germany it remains on the student Leo to save the world.

The SOKO Stuttgart team investigates analytically and with sensitivity in the likeable state capital. The exciting cases of the series lead them to bizarre crime scenes and to different milieus.