A fiendish conductor takes over a school band. She eliminates five musicians who then form their own ensemble. With the help of their former conductor, the new band enters The Norwegian Championship against their old band.
Svein's best friend is a fancy rat named Halvorsen who goes missing during a pet contest, leading to chaos with newspapers reporting a rat invasion. To avoid losing both Halvorsen and the competition, Svein must work to keep his parents unaware of the situation.
Noora, who lives in a small coastal community, finds a packet of drugs while trying to save a seal cub abandoned by its mother.
