Knirps is convinced that there is a real knight-robber in him, so he definitely wants to study with the famous Rodrido Raubein. But before taking him as a weapon bearer, the robber decides to put him to the test. When Knirps stumbles upon Princess Flip's carriage, he sees a golden chance. Is there anything more dangerous than kidnapping a princess? However, the boy does not suspect that both the powerful magician Abrus Cadabrus and his dragon have cast an eye on the princess.