In a certain dynasty and a certain era, the world was prosperous, the people were safe, and everyone in the world praised the little emperor for his wisdom and wisdom. But in fact, the little emperor has not yet been in power, and the power is in the hands of the empress dowager and his uncle. The little emperor, who was not interested in government affairs, wanted to travel out of the palace, and was very obsessed with operas. One day, the little emperor found a secret passage in the palace and slipped out quietly. Unexpectedly, at the end of the secret passage was a workshop (an ancient theatre and clubhouse) that had been closed for many years. The little emperor encounters Bai Xiaoqing, the troupe leader of the troupe who is under the control of the workshop. Since then, he has concealed his identity and opened up the double-sided life of the servant of the workshop and the real son of heaven. With a group of amazing artists, they take on difficulties, conflicts and find it hard to part with each other......