Sina is stunned to learn what has really happened to Ronja. Determined, she gets her niece help, but Ronja reacts differently than she had hoped ... Stella's job is to hold down the fort for Tobias. With Paco's help, she takes on the challenge until she is needed elsewhere ... When Tobias has to go to Berlin at short notice, he wants to find Vivien the ideal replacement for the antenatal class. His choice proves to be a tricky one.