The four princes of the Kingdom of Granzreich aim to become the next king under the guidance of royal tutor Heine Wittgenstein. Twin princes from the Kingdom of Romano, who are very sadistic, appear before them.
Keisuke Ueda
Yuya Asato
Yuto Adachi
Daisuke Hirose
Shota Aoi
Katsuya Kikuchi
Kimiko Ueno
Higasa Akai
