In this world, powerful creatures named Enemonsters have taken up residence. When one of these Enemonsters gets defeated, it transforms into a coin with immeasurable power—power that can be used to save a country, to bring about change, or simply... to win a high-speed race?? Meet Turbo, a Coinmaker, and Retra, a racecar driver. These two are bound by fate to save mankind. All they have to do is collect the “The Ultimate Seven” coins, win all the races, and become the best Coinmaker around. Will they be in it to win it, or will they stall out?