Speaking of the emperors of the Qing Dynasty, probably no one loves to go on incognito tours more than Emperor Qianlong (played by Liu Yong)! On this day, Qianlong, who was tired of the red tape and boring life in the palace, was full of evil spirits. He was tired of yellow clothes, heavy hats and boring daily court meetings. Even the delicacies of mountains and seas could not arouse his interest at all. Instead, the stewed vegetables and beggar bowls eaten by the soldiers in the armory made him appetite. Various dissatisfactions gradually accumulated, and finally the emperor broke out. He was determined to learn from Emperor Minghuang of Tang to go on incognito tours, understand the people's sentiments, and of course, go to the people to have a good time and relax. After using some tricks, Qianlong sneaked out of the palace, and the ministers could only send people to protect him secretly. On this day, the emperor met the fortune teller Ma Banxian (played by Shi Zhongtian), but the other party told him that he would be imprisoned. The emperor, who walked the rivers and lakes as a civilian, is about to encounter a series of accidents...