I Abandoned My Engagement Because My Sister is a Tragic Heroine, but Somehow I Became Entangled with a Righteous Prince

Higeki no Heroine Buru Imouto no Sei de Konyaku Haki Shita no desu ga, Nazeka Seigikan no Tsuyoi Ou Taishi ni Karamareru You ni Narimashita

悲劇のヒロインぶる妹のせいで婚約破棄したのですが、何故か正義感の強い王太子に絡まれるようになりました