Zanna faces a challenging first day running the emergency room at a frantic, overcrowded Berlin hospital.

Under pressure from the medical director, Zanna is forced to hunt for a scapegoat. Ben insists on his own methods to treat a pregnant patient.

Zanna clashes with the staff after introducing new department rules. Ben's struggles become more evident.

A huge fire puts doctors and nurses to the ultimate test. Zanna and Ben confront difficult decisions about their futures.