Ravn is clutching at straws, searching for something that can help Vilma. Against Leif's will, Ravn decides to let Vilma's research colleague Unn in on the secret. Teo, trapped underground and separated from his pregnant wife Marit, dreams of building a shelter for himself and his family and Leif is keen to help. This, however, requires resources, so Leif begins to make demands of his tenants. (thetvdb.com)