There was a loud noise in the Nanyuan Mausoleum, and the wild girl Xiao Yanzi got into a huge disaster - she accidentally broke the handed down porcelain statue of Princess Hejia! But who would have thought that her face, which was exactly the same as that of the princess, would make Qianlong, who was so pleased with his appearance, designate her "Huanzhugege" on the spot, becoming a living substitute for the deceased princess. Behind the glory and glory is the secret that cannot be hidden in the word "substitute" in the memorial. Yongqi's doubts quietly arise, and this palace farce that started from an accident has just begun...