Daniela Tolkien

Seven friends - three women and four men - meet for dinner. Everyone should put their cell phone on the table. No matter what message comes in - anyone can read it and listen to the phone calls. However, this leads to a lot of chaos.

This is the third and final part of the now famously successful trilogy, where Mr. Müller and his problem kids Chantal, Danger and Co. once again take up arms against their sworn enemy, the German education system.

Two families attempt a daredevil plan to escape the GDR with a homemade hot air balloon, but it crashes just before the border. The Stasi finds traces of this attempt to escape and immediately starts investigations, while the two families are forced to build a new escape balloon. With each passing day the Stasi is closer on their heels – a nerve-wracking race against time begins.

Gwendolyn Shepherd is a normal 16-year-old, but her family holds a secret: A time-travel gene is expressed in the clan inherited, but not every member of the family is blessed with. Everyone is certain that Gwen's cousin Charlotte has the gene. However, someday Gwendolyn suddenly finds herself in London at the end of the 19th century and realizes that it is her, who was born a time traveler. While she is not very enthusiastic about it, she will do everything possible to solve the ancient mysteries of the red ruby.

The little witch is only 127 years old – too young for the annual coven of witches. Although she is not yet old enough to be a real witch she wants to become a really good one. This decision causes trouble inside her magic world.

Heidi, is an eight-year-old Swiss orphan who is given by her aunt to her mountain-dwelling grandfather. She is then stolen back by her aunt from her grandfather to live in the wealthy Sesemann household in Frankfurt, Germany as a companion to Klara, a sheltered, disabled girl in a wheelchair. Heidi is unhappy but makes the best of the situation, always longing for her grandfather.