Ella es la hermana de un rufián

After losing her father, bratty brother, and the Elias Empire to her traitorous fiancé's schemes, Princess Regina makes a wish upon a magic ancestral stone and returns to when she was fifteen. With one last chance to right everything, she comes up with a plan: train her spoiled sibling to be the next ruler by becoming an even bigger brat and get Aaron Vestein, the most beautiful man in the empire, to replace her fiancé! But will just wits, resolve, and a new suitor be enough to change Regina's fate?