The town that developed the newest network - Den City. There, in "LINK VRAINS," the VR space managed by SOL Technology, people Duel day and night. Our hero, Fuji Yuusaku, is a cool high schooler who posses outstanding powers of observation.
I promise to get revenge on those who 
took your younger brother and my past!
Ich werde mich an jenen rächen, die dir deinen
Bruder und mir meine Vergangenheit raubten!
Prometo que me vengaré de los que
nos robaron a tu hermano y mi pasado.
Eu prometo me vingar daqueles que levaram
 o seu irmão mais novo e o meu passado!