After a cunning escape from the boarding school, Oliver and Peter find their way to the back parts of Gastein Valley, where they fall into the hands of the paranoid Professor Niedlich. He gives the boys compulsory lessons, far worse than at school.
After a cunning escape from the boarding school, Oliver and Peter find their way to the back parts of Gastein Valley, where they fall into the hands of the paranoid Professor Niedlich. He gives the boys compulsory lessons, far worse than at school.
