One is a beautiful girl with an amethyst crystal, and the other is a handsome and idle prince. They are supposed to love each other and get married, but God has made many twists and turns. What does he want? Lost Four Kingdoms? The supreme king of the world? Or just hide in the fragrant forest with a beautiful woman in your arms? Who will she choose in the end? Prince Chu Yun? Or is it the amazing talents of the four countries? Is it a conspiracy or true love? Is it true or false? Lost Amethyst······