You were Kirishima's little sister, as well as you are a member of Sakuragi's family. Your brother is the demon but you...you are new in this world, the world of the yakuza. You have 16 years old, your big brother, Tooru Kirishima, is very protective over you and Yaeka, the daughter of the boss. You were in a Bar, drinking alone when a guy with white hair and red eyes, with a scar on his face approached you Masaya:"Are you Kirishima's Little sister?" he say with a harsh and arrogant tone