Due to his upbringing amidst nature, Aiger Akabane's disposition is carefree. However, an unplanned duel against Valt Aoi changes all that. Aiger becomes consumed with the desire to perfect his Turbo Bey, Z Achilles, to reach invincibility. With unshakeable determination, Aiger confronts formidable adversaries, with the ultimate objective of usurping Valt as the Global Champion. This kickstarts Aiger's thrilling trajectory, replete with electrifying escapades and nail-biting fights, all leading to the pinnacle of his success.