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.
Don't forget that you're a hostage.
Vergiss nicht, dass du eine Geisel bist.
No olvides que eres un rehén.
Não se esqueça que é um refém.