Olsenbanden Junior går under vann

Egon sits at Lykkebo orphanage longing for a family. The Gyldenløwe couple contact manager Bollerud, cager to adopt a son. Egon is himself chosen. He is unaware that the Gyldenløwes handed Bollerud a suitcase containing one million kroner, in exchange for him. Egon is shocked to discover that the Gyldenløwes in fact rum out to be attorney Bang-Johansen and Ursula Wasserschmidt, who are searching for a safe full of diamonds from the submarine Schnaps that sank in the fjord on the last day of World War 2. They have plans for Egon. Egon and his friends decide to secure the diamonds and the suitcase. The Junoir Olsen Gang has to use all their cunning to outsmart the crooks… (Nordisk Film Nor.)