S8, E18: Dr. Koopmann is taken aback when Mirko is admitted with injuries, sparking unexpected emotions for his brother that he never anticipated. This could be the start of rekindling their long-lost bond. Meanwhile, after her time in Boston, Dr. Helena von Arnstett embraces her role as a mentor to the new medical interns, guiding them through the challenges and rewards of their budding medical careers. As personal and professional worlds intertwine, old wounds might be healed and new paths forged.