Season 15, episode 158. Thomas reacts astonished when Eva tells him that they share the same father. Upset Eva leaves his home. Thomas addresses this to Sybille who describes him how it came to her one-night-stand with Paul. Eva's stepmother Johanna still doesn't know that her husband Paul deceived her. Eva wants to talk face-to-face about the LKM with co-owner Johann in Rotterdam; she could drag him on her side. Sonja makes Sybille clear that the family matter should not scatter the team members. Torben ponders why Thomas rejects his invitation to visit the carpenters. He is pleasantly surprised on the building site when Thomas shows up and offers him his excuses. Gregor discovers that Eva meets Johann in the Netherlands. Torben notices that Thomas has better social skills then him. Former shoemaker Hannes wants to join the carpenters. Christian first hesitates to integrate him into the team and later lets him do minor tasks. When the craftsmen see that Hannes knows how to repair leather goods they all have a good job for him. Trainee Anna has the feeling that her supervisor, professor Maibaum, doesn't take her serious. He calls her for an emergency in the hospital. Anna's enthusiasm turns into disappointment when she has to care for patients instead of assisting him during surgery. Anna distracts her father Tilmann from his sorrows about the broken affair with Sonja, by inviting him for a swim in the lake. Britta and Christian join them. A young man on the beach is stung in the throat by a wasp; Britta and Anna give first aid. Because of this incident Anna arrives too late in the hospital. Maibaum acts like a jerk by showing no understanding. According to Moritz a personal problem could explain his behavior. When Maibaum treats a nurse rude Anna accuses him of a lack of respect.
—B. Dijkhoff