Arthur has big plans for Carla’s, but Svenja doubts his perseverance. To convince her otherwise, he bets on his success - will she go along with it and believe him that he’s changed? Julius lets Simon down in front of the youth welfare office employee. Their friendship is over. Julius’s fear of losing Olivia grows immeasurably, and not even Mo can calm him down. And Simon wants to fight for custody and bravely gives Valerie an ultimatum: Either she gives in or they’ll face court. Outraged, Britta believes Lilly and Joe secretly tried the homemade apple cider. And Heiner is to blame. Toni is curious about Noah’s mysterious girlfriend, who spent the first night in the shared apartment. To hide her growing jealousy, she openly approaches the new girl. But she surprisingly turns out to be Valerie. Toni is shocked.