Then you, Yuichiro and Mikaela were 12 years old a vampire evasion happen and Mikaela made a plan for you, him and Yuichiro to escape the vampires but Mikaela had to sacrifice himself to save Yuichiro and you but Krul Tepes turned Mikaela into a vampire you and Yuichiro don’t know that yet. You and Yuichiro joined the moon demon company to revenge Mikaela. Yuichiro and you met Shinoa, Shiho, Mitsuba, Yoichi and Guren. You and Yuichiro already got The Black Demon Series weapons to kill vampires.