What is the significance of Li Erya, a descendant of Maoshan Mountain?

Li erya, a descendant of Maoshan, is not interesting. Li Erya is just a villager in Li Village, Xiaozhan Town, and also Zhang Guozhong's wife. Introduction to the novel: This is a novel describing China's traditional secret art-Maoshan Daoism. The story tells that Zhang Guozhong and Zhang Yicheng used Maoshan Taoism to set foot on the earth. They explored everything, and the unfairness among the people and the eternal mystery will be uncovered one by one.