Eyes wide open and nose held tight - here comes the little knight Kackebart. The little peasant boy Kackebart dreams of becoming a real knight. When he learns that King Pipifax is hosting a grand knight tournament, he sets off with his loyal unicorn Windelpups to make his dream come true. However, the other knights laugh at him because of his Kackebart. But the little knight doesn’t give up. When the terrible dragon Stinkerülps attacks the castle and kidnaps Princess Tortenwerf, his moment of glory arrives.