Erik volunteers in the polio ward as Anna uncovers a patient's embarrassing secret.

The male students face expulsion for carelessly cleaning equipment.

An advertising executive entertains the entire ward with the story of his injuries while waiting to be discharged. Unfortunately, he cannot be discharged just yet, so Lis seizes the opportunity to try her hand at a new line of work. Anna is saved from yet another sticky situation, but finds it hard to be happy and grateful. Bent plans a surprise for Nina, which doesn't go exactly according to plan. Aksel learns the truth about Michelle, and a desperate Else tries to get Finn's attention.

A single mother and her daughter are admitted to Fredenslund under suspicion of ingesting poison. Anna puts everything on the line to help the mother out of her predicament. Nina and Bent are busy planning their wedding when John puts it all on the table for Nina. Margrethe finally stops trying to control things and lets her emotions run their course. And Bjørn and Marie get back together, but their happy reunion is cut short by the sound of an alarm.

A Danish hospital in the 1950s embarks on a radical experiment: training men a nurses.

Erik feels like a misfit as the probationary period comes to an end.

Fredenslund is being renovated, and Ms. Madsen is very unhappy about all the noise. A routine surgery goes mysteriously wrong - to Dr. Neumann and Anna's great dismay and surprise. While Nina tries to hide how far along she is in her pregnancy, Bent tries to come up with names for the baby. An old friend of the Matron is admitted, but he doesn't want the Matron to know.

After a month in the radium department, Marie finally returns to wing B exhausted - along with Bjørn, no less. But her happiness is short-lived, as Ms. Madsen intervenes to send Marie back to the radium department, where her health begins to deteriorate. Bjørn goes to extreme measures to help her. Birgit is ready to return to work as a stewardess, but things don't go according to plan. And Ruth feels passed over, while the Matron starts to question whether she made the right decision.