Heino V. Kronberg

Bernd and Daniela Weigel not only make a good deal with the sale of a building plot, but also make the acquaintance of the happy buyers. The couple Viktor and Svetlana Galkin want to finally build a house for their whole family on the newly acquired 1000 square meters in a prime location. The Weigels' and Galkins' high-proof drink is soon followed by a rude awakening: a bomb could go off on the building site at any time.

Helene is forced by her wicked stepmother Gertrud to do works impossible to done. When she builds a castle for her with the help of the fairy Cleo, there is only room for Helene, in the cellar. One day, Prince Lassmann ride near the castle.