Rita is living in her daughters apartment, working at a burger bar. Molly has sent in a job application on behalf of Rita. It turns out that the job is at the school Rita went to as a teen.
Rita, who hates cooking, struggles to fill in as a home economics teacher. Hjørdis tries to help Allan overcome his fears about an upcoming field trip.
A bomb threat divide the teachers. Is there a real threat or is it all just a prank? Rita takes it easy as she is certain that it is just someone who is trying to avoid math. A mysterious gym bag appears in the school yard.
Bjarne can't bear to break the bad news to his staff and becomes self-destructive. The event in 1985 that led to Lea falling out with Rita is revealed.