Kamui met Chrono while on his way to the Dragon Empire branch, and the former asks the latter to join him. At there, Chrono was told that a vanguard competition is being held, in which a lucky person would fight Mamoru Anjou, the Kagero clan leader. As Chrono registered, he encountered the mascot of Vanguard Association, Vangoro, who after know that he uses Gear Chronicle, keeps demand a cardfight from him.