Poor Bibi - due to her bad marks in maths she has to spend the whole summer in the boarding school of Altenberg to scrape through a series of exams - otherwise she'd stay down in school, being forced to repeat the year. No camping, no white-water rafting, no vacation at all. So it doesn't surprise anyone that the young witch is quite disgruntled when arriving at Altenberg Castle. Her roommate is a touchy unpleassant fashion victim and headmaster Quirin Bartels is so muddle-headed that he can't even remember the names of his students properly. But then Bibi makes friends with Elea, a girl wheelchair-bound since a terrible accident where she also lost her beloved parents. Now Bibi is determined to help the sensitive Elea, searching a way to heal her from her palsy legs.

The devil tricks a little boy off his laughter in exchange for assured wins in all his bets. It depicts his journey after the deal with the devil, how he loses his soul bit by bit with each win.

A king has many beautiful daughters, but the most beautiful is the youngest, princess Sophie, who likes to go to a forest nearby her father’s castle and play with her favorite toy, a golden orb. One day the young princess loses her golden orb in the water and a frog offers to retrieve it for her, but in return she must make many promises to him.