A God Appears from Xin Shu's Sect

In this turtle pond world, there are tens of thousands of different spells and techniques. Among them, the most useless one is Xin Shu. And Liu Juyi, as the eldest son of a fallen family, couldn't beat a person who learned the art of Xin? Even the elders of the Yang family, one of the five major families, were completely crushed? It seems that the world is about to change again...