Yongzheng (played by Jiang Hua) stood out and ascended the throne with his decisive way of doing things and extraordinary talents. After ascending the throne, he was preparing to continue to open up another prosperous era. Unexpectedly, in the thirteenth year of Yongzheng, the Eighth Master Party planned a coup in an attempt to force Yongzheng to abdicate. Fortunately, Yongzheng saw through the conspiracy of everyone. But the Han woman Lu Siniang (played by Zhang Keyi) was determined to fight against the Qing Dynasty and restore the Ming Dynasty. When she was about to assassinate Yongzheng, the situation suddenly changed. The two of them entered the black hole in the lake and came to modern Hong Kong under the transfer of time and space. They happened to come to the scene of a car accident and were sent to the hospital. They were shocked by everything in front of them. By chance, Yongzheng actually got the identity of Li Daxia, a mainlander who had just arrived in Hong Kong, and was taken back home by his relatives. Siniang was taken in by a martial arts coach because of her good skills and obtained an identity certificate. Yongzheng, who knew that he could not return to the Qing Dynasty, wanted to establish himself in Hong Kong as a big prawn. Then he met Si Niang again, and became involved in the grievances of the wealthy family of Sang Zhaokang (Qin Pei). The brothers in the family were fighting against each other, and all did whatever it took for their own interests. Yong Zheng, who was accustomed to the situation, believed that the three children, Sang Rili (Lin Weishen), were the most upright people and guided him everywhere, but Yong Zheng finally saw his true face...