Evil Beauty and the Devil PrinceZessei no Akujo wa Maouji-sama ni Chouaisareru; Zessei no Akujo wa Maouji-sama ni Chouai sareru; Zessei no Akujo wa Maōji-sama ni Chōai Sareru; 絶世の悪女は魔王子さまに寵愛される

Suzuran is abused by her twin sister Seiran and their mother but, in public, she plays the role of "the worst villain in the world". When they enter the Saint Sirius Academy, where human and demons share classes, Yoake of the Noir class becomes interested in her and her destiny changes forever. https://www.cmoa.jp/title/292995/