Kai, Misaki, Naoki, and Miwa meet with Kamui at Card Capital and inform him about the Quatre Knights. To keep his mates from getting involved any further, Kai decides to go fight the Quatre Knights by himself. However, Kamui stops Kai by challenging him to a cardfight. During the battle, Kamui expresses how he and the others want to find Aichi as much as Kai does. After using his newfound Legion skill, Kamui defeats Kai...