Xiao Yao's superficial image of being greedy for money and lustful, but in reality, his heart is for the country and the people. His unique behavior gradually caught the attention of Empress Lin Shuhe. Lin Shuhe, a mature empress with a hint of immaturity on the surface, has high hopes for Xiao Yao's potential and hopes that he can save the Tang Dynasty from internal and external troubles. But after on-site investigation, the Empress Dowager felt disappointed and angry about her rebellious behavior. There was a complex and subtle emotional entanglement between the two. On the one hand, Xiao Yao caused the Empress Dowager to lose money through carrying goods and scraping music. On the other hand, the Empress Dowager also witnessed Xiao Yao's true temperament and talent through several events, and began to appreciate Xiao Yao more and more. She began to look forward to Xiao Yao's positive influence on the society of the Tang Dynasty. In the crisis of Mongolian invasion, Xiao Yao forced the Empress Dowager to marry him in order to force the Mongolian princess to give up her idea of marrying him and seizing the county town. Unexpectedly, this led to a bigger crisis, and the Tang national master An Lusan also intervened, wanting to kill the Empress Dowager and establish a new emperor. Internal and external troubles began to erupt in the small county town, and all of this happened in Xiao Yao. Within his control, Xiao Yao easily defeated both internal and external enemies by using his modern technology to manufacture firearms, and unexpectedly won the heart of the Empress