Kotarou takes Kagari to the daisy-covered hill before heading back into the city to try to stop Gaia's choir from singing the song of destruction, which is already starting to destroy the world. Although Touka and Arata think Kotarou betrayed them, he manages to save them as they are heading to Gaia's headquarters and they question him on hiding his powers and motives. He tells them that he is leaving the future to them. Kotarou makes it to Gaia's temple and fights the Earth Dragon, ultimately killing it after rewriting himself, turning him further into a monster...