There was a crown prince of an empire, the crown prince's name was Isis De Elmyr. He has extensive knowledge,high sword skills and also a face that has no flaws, he also has a younger sister named Aisha**He has a fiancé named Mina from the country of Rioten but, because Mina doesn't show the manners of a noble, the attitude is bad and because she's always attached to Isis, Isis disliked him. Without Mina knowing Isis actually has her first love, namely you