Su Ran, an ordinary young man, transmigrates by accident into the world of Kamen Rider Geats and becomes bound to the Infinite Game System. The System grants him unique gaming abilities, allowing him to freely travel through the various stages of the Desire Grand Prix. From barely understanding the Riders' powers to forging ahead with the System's help, Su Ran overcomes one challenge after another. He must not only fight powerful Jyamato and Riders with ulterior motives, but also uncover the mystery hidden behind the System. In the end, he becomes the key figure who can shape the fate of the Desire Grand Prix and protect world peace.
