A humiliating conversation with his brother forces Leif to reconsider his leadership style. Teo puts both himself and the clinic at risk by seeking out his wife, Marit. A patient gives Ravn an idea that could help Vilma. But before he can give Vilma a new drug, he needs a test subject. Someone expendable.

When Vilma finally wakes up, no one is there. She starts wandering about, leaving the tunnels, and entering the world outside. She is picked up by the police and brought to the hospital, where Ravn finds her, and brings her home. Per finds a way into the secret tunnels, where he confronts Teo and Leif with fatal consequences.