Princess Enisfia, who regained her memories of her past life in her childhood, was despised by the nobles because she could not use magic. However, she established a unique magic theory and has been studying magic alone. By chance, Enisfia ran into the scene where the genius duke's daughter Euphilia was deprived of her status as a candidate for princess. In order to help Euphilia regain her reputation, Enisfia chose to ask her to live with her and study magic together! ? "Euphi, are you willing to come with me?" "As long as you don't mind, I will be with you no matter where you go, Your Highness Enis." The encounter between the eccentric reincarnated princess and the iceberg beauty genius daughter will continue to bring changes to this country, this world, and the future of both of them. The fantasy story of the royal yuri begins! This work is adapted from the light novel of the same name by Kapiro.