Cho Kyuhyun is a distant relative of the royal family of Ignis Kingdom. He is just a simple young man who loves to associate with the citizens despite his noble status. Meanwhile, Jung Changmin is the crown prince of Ignis Kingdom. As a crown prince, a future King of Ignis, people must have imagine him as a royal who follow all the rules but he is an opposite, he is snobbish, arrogant and a player.