The main events unfold in the fairy-tale space. Initially this is the country of Medland where the mail worker brings a parcel with the underage boy Jim Button. This fabulous state is located in the middle of the ocean on a separate island. The boy grows by leaps and bounds. He turns into a charming young man who dreams of great adventures.
And now, on a train-cross-country vehicle, along with the machinist Lucas, they decide to cross the ocean, and afterwards a lifeless desert to the city of Dragons. It turns out that it's not simple times. It is necessary to save the princess. And our heroes are ready to become the only savior of the beautiful girl. They have to overcome a lot of obstacles, traps and obstacles before they fulfill their mission.