Two centuries after a sudden climate change destroys civilization on Earth, the fledgling moon colony of Eden is the new home for humanity. In 2267, an Eden boy named Takeru stumbles on a clue that may reveal Eden's true origin in this anime series. But when he isn't uncovering ancient secrets, Takeru and his pals -- cool cat Kazuma and ace mechanic Bisu -- find adventure in high-speed hovercraft races against their rival Taira.