Have you heard that Obanai Iguro have a younger sister named Y/N Iguro? Him and her were never talk each other, because of the incident in the past. After battle with Muzan the demon king, Obanai Iguro and his crush named Mitsuri Kanroji were dead except for Y/N, survive after the battle. Y/N Iguro passed out because of she was tired of after the battle, she wake up and see the place is different.
5 parts