This is a boy who travels through the earth with a heart of science and technology. He does not need hammers or fires to refine weapons, but he always succeeds. The utensils he creates are strange and unheard of. Some are frantically pursued by the world, and some What's more, others' mounts are ferocious beasts, his is a motorcycle, others use flying swords, his is also a spaceship, others are in long robes, and his entire earth Modern clothing... As a teenager, I just wanted to go for something different