The Butterfly on the Shoulder of the Prosperous Tang Dynasty

A girl especially likes the history of the Tang Dynasty and loves Li Ke. He accidentally broke into the Tang Dynasty, but stayed away from the palace, thinking that all disputes had nothing to do with him. Little did he know that he had known Li Ke for a long time, taught and played the piano, and worshiped him as his teacher. She fell in love with her childhood sweetheart, but he broke off the engagement. Frustrated, she found that a seed of love had been planted in her heart, and she didn't know it had sprouted. A love-hate relationship cannot be closed once it unfolds. Linglong knows that she owes Ouyang a lot in this life. How about risking your life? Three people, two of them are happy, that's good enough...