Yuya Sakaki, an Entertainment Duelist known as the Phantom, is on the run from the Leo Corporation after hacking its Solid Vision system, and he carries three other personalities inside him: Yuuto, Yuugo, and Yuuri. Yuzu Hiiragi tricks him into signing on as a teacher at her father's struggling duel school, but what he is really in Maiami City for is Genesis Omega Dragon, a card said to grant power over reality itself. Leo Corporation's president, Reiji Akaba, is after the same card, and his pursuit keeps Yuya's double life at constant risk. This manga tells an original story separate from the Arc-V anime.