A guy named Ryuji Yukohoshi A.K.A Yuji, was a simple teen age guy who has been invited by a anonymous person to play a game called "Tachyon" When he open the game something blur his eyes and got electrified for a second. After that he notice a mark on his wrist and his sorrounding got change. They were travel inside the game in order to get out he needs to finish the game and be honored as the GrandMagus, and the story goes. -