Melody of Oblivion - Final Score -Vol. 6-

Remembering that Melody. The final battle of all humanity begins! Bocca and his fellow warriors battle against the Leader of Monster Agent. But they are all surprised when they have to face off against another Aibar machine. Bocca finally arrives at the Melody Playhouse to confront the Monster King. As the battle for humanity enters the crucial stage, the secret of the Melody of Oblivion is at last revealed. Will the Monsters win the war against the humans once again, or will a single sacrifice save the world?