The Abashiri family, known for their notorious criminal legacy, gears up for their ultimate heist under Daemon Abashiri's lead. In a shocking revelation, Daemon discloses Kikunosuke Abashiri, his youngest child, as the first daughter in 18 generations, igniting his desire to break free from their unlawful past. Against Kikunosuke's wishes, Daemon enrolls her in the prestigious Paradise Academy to refine her manners. To her dismay, the academy proves to be more cutthroat than her criminal upbringing. Amidst a faculty determined to eliminate students, how will Kikunosuke navigate this perilous academic life?