On their way to find Paris, Sture the dog (Hasse Alfredsson) and his friend Picasso end up on a hotel in the middle of nowhere. Along with Miss Mops, Sture tries to sniff out who is causing all the strange events of the hotel.
In Bamse and the Witch’s daughter Croesus Vole finds gold in the beavers' dam. To demolish the dam and get the gold he tricks the witch's daughter Lova to enchant Bamse. With Bamse gone, it's up to the children to help each other to stop Croesus - but to do that they have to be friends.