Yuusaku manages to capture the the Mysterious Lifeform as he pursues the hacker group "the Knights of Hanoi." To defeat the Knights, he logs in to the VR space "LINK VRAINS" as "Playmaker" and challenges them to a Duel with the Mysterious Lifeform as a hostage.
We spent years getting rid of Cyberse 
users, but there's still one left?
Es gibt immer noch jemanden
mit Karten vom Cyberse-Typ,
Pasamos años aplastando a los usuarios
de Ciberso, pero aún quedaba uno.
Nós gastamos anos nos livrando de usuários
 do Ciberverso, mas ainda sobrou um?