Spin Turn! Kakeru and Saber!.Raiga and Kuga learn the truth about the driver of the black Earth Granner, the fact that he's Rin's brother Kakeru, who disappeared a year ago. As well, they quickly find out that it's being powered by Dark Energy. Thus, that energy must have been granted to him by Dark Spinner. They’re struggling from the get go, and Kakeru decides to engage in a full throttle battle...