In 1943, a medical student seeks to use a soldier's case for her psychiatry dissertation, while her brother tries to prevent the man's court-martial.
In hospital, Anni gets a high-profile roommate. Dr. Sauerbruch welcomes forced recruit Dr. Jung, who shares shocking news he heard on the forbidden BBC.
Anni and Artur secretly treat Karin. A colleague begs Sauerbruch to rescue his ill son-in-law from jail. Martin tells Otto why he reports to the police.
Margot and Jung catch Miss Fritsch and Kolbe red-handed. Anni and Artur suffer a setback. Sauerbruch goes to Switzerland, leaving Dohnanyi vulnerable.
Nurse Christel presses Otto for an engagement. Artur makes arrangements for Karin behind Anni's back. A coup attempt has consequences for Sauerbruch.
As German defeat becomes inevitable, the Charité staff struggle to treat patients without supplies and await the Russians' arrival with mixed feelings.