The virus claims its next victim: Maximilian. Finally, the laboratory announces which virus it is. Oliver gets to work. In fact, he finds a medicine that could help - but it is not approved in Germany. Oliver would risk being licensed as a doctor if he administered the medicine anyway ... Annette's health is deteriorating. Diana doesn't leave her side. Annette is in desperate need of medicine ... Richard risks his life to help the infected Nadja. Richard's presence calms her down and the two become dangerously close.