1. The main plot of "Lower Hedong" is that after Zhao Kuangyin proclaimed himself emperor, he conquered the Northern Han Dynasty, with Minister Ouyang Fang in command and Hu Yanshouting as the pioneer. Because of the general's old feud, Ouyang Fang liaised with the Northern Han Dynasty, secretly making an appointment with the enemy to rob Song Ying, and Zhao Kuangyin was almost captured. Fortunately, Hu Yanshouting's brother and sister came out to defeat the enemy and turned the defeat into victory. Ouyang Fang's treachery did not show up, and she opposed the false Huyan rebellion. In front of Zhao Kuangyin, she beheaded Huyan Shouting as a marshal, leaving Zhao Kuangyin helpless and trapped in Hedong. Later, Huyanshouting's wife and son came to Zhao Kuangyin to beg for an explanation. Zhao Kuangyin tried every means to persuade Huyanshouting's wife and son to forgive Zhao Kuangyin regardless of personal grievances. Later, Huyanshouting's wife, Kang, his son Huyan Zan and his daughter HuyanXiuying went to war, and the dumb son Huyan Zan recovered his speech ability on the road, eventually defeating the rebels and capturing Ouyang Fang alive, and saving the story of Zhao Kuangyin.

2. "Xiahedong" is the title of the drama, which is found in Pu Opera, Qin Opera, Jin Opera, Dapingdiao and Wu 'an Pingdiao, especially in Qin Opera. It is a tragedy that some places are also called "Duanshouting" and "Long Hudou" and "Bailongguan".