With the help of a corrupt diplomat the Olsen Gang plans to rob the World Bank, with help from the re-schooled Dynamite-Harry, now a computer expert.
Two old friends live together and live in their own happy but real world. Both dream of conquering Mabel, who maintains the harmless nature of the triangular relationship by not favoring any of them. Until Charles shows up.
Stein Oscar Magel Paus-Andersen (ST.O.M.P.A.) starts at Langåsen boarding school in Stakavik, where he meets his new friends Bodø, Bergen, Nøtterø and Sørlandet. They find themselves tangled up in troubles with a spider, a fire drill and a swimming contest leading to detention.
