The story is set in a fantastic world where humans and dragons live in peaceful coexistence. But the world becomes unbalanced as more and more humans raise and keep dragons like pets. The 16-year-old Artha Penn, an ordinary teenager, is chosen to become a mythical hero known as Dragon Booster. With his mission to save the world from an impending Dragon-Human war and unite them one for all, he is swept on an incredible journey.