Gorou Mizuno was one member of the team of Henry Wong father; he and the team did a research about digital things and study a probability of the existence of a digital world, but the company that give rent to the team, stop the donations; Gorou continued to study the digital world, and after a car accident, was in coma, and his soul lived in a library under the sea in the digital world, with the DigiGnomes. After, he wakes up from the coma, and create the red card, to the tamers fight against the D-reaper with no to be blown away.