Under the dim moonlight, broken leaves fluttered, and the remaining flute echoed...
She, dressed in white, beats the snow, like a heavenly being; he, the leader of the Sun Festival, is aloof; he, the son of the demon clan, is bohemian; he, the hero of the world, is proud of the world; she, the heroine of a generation, conquers the country; she, ignorant of the world, is innocent and cute...
When everything is intertwined, when the Demon Lord comes to the world again, what will they, they, do? Is it life or death, a dream or reality? When dark clouds cover the entire night sky, when dawn comes, will everything end? Will the human world fall into a demonic barrier?