The Royal Tutor: The Complete Series - In the Kingdom of Glanzreich, four eccentric princes have a lot to learn before becoming proper rulers! Luckily, there's one man for the job-Heine Wittgenstein. What he lacks in height he makes up for with knowledge, and he's about to lay down some serious tutoring. But Princes Kai, Bruno, Leonhard, and Licht won't make it easy for this little lesson planner. After all, they have a reputation of scaring off every royal tutor to date! Unfortunately for them, Heine is made of tougher stuff. - When their intimidation tactics fail, Heine proves he's completely different than those that came before and earns their trust. For the first time ever, the playful princes are eager to attend lessons and bond with the pint-sized professor! But when everything seems picture perfect, someone within the palace begins to tamper with their good time. When secrets leak and true identities come to light-what will happen when Heine's past is revealed?