Enigma Games' lead programmer, who helped develop World's Odyssey alongside Shina Ninomiya. In the midst of a frightening scandal, he discovers his former colleague inside of their cancelled game. In order to help Shina on her quest, Arata manipulates the game's code in real-time, fixing bugs that threaten the lives of her and her party. It is up to Arata to travel between the game and the real world to investigate the mystery of Shina's disappearance...