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After failing the college entrance examination and breaking up with his childhood sweetheart Ouyang Xu, Lin Xuan worked hard and encountered many difficulties during college. With the help of his friends, he became a generational academic master. Later, he fell in love with the wrong person. When he was confused, an old friend Chen Yuchen who had been silently waiting by his side for many years suddenly appeared in Lin Xuan's world...

She was originally a princess, but because her appearance and dancing posture were similar to those of the late queen, she was taken into the palace as a princess. However, she accidentally broke into Jingyuxuan and uncovered the path to find the mystery of her life experience. After learning her identity, she embarked on the road of revenge, and finally restored her identity with her royal brother.