Season 13, episode 10. Tina and the baby turn out to be OK. David sleeps on the couch in Tina's community house. Oskar, on probation, finds Charlotte's camera in his locker where Beatrice secretly placed it. Alfons and Tina see Oskar with the device. Charlotte doesn't believe he didn't steal it but Tina thinks that he is innocent. Oskar suspects David who has to convince Tina he didn't frame him. Ella and Becky discover that their desired firm name "Rebel" has already been patented. William succeeds when he thinks up new names: Herz Allies. Should Melanie and Alfons appeal to the judge's decision that she can't become his daughter? Hildegard knows that the judge is a municipal commissioner and invites him to the bistro. A mysterious jogger in a hoodie lurks around Fürstenhof. Werner and Friedrich receive the lab results; the fluid is really a poison. Werner still doesn't trust him. He gives Friedrich the blame when he gets stuck in the hotel elevator.
—B. Dijkhoff