Manual Calculation, Human Nature Rod, Cao Erzhu (3)

Therefore, Yu Zhiwen had made a lot of advance preparations.

It included how to break the array, how to communicate privately under the Divine Array controlled by the demi-saint, the consequences of betraying the Holy Divine Palace, how to deal with Dao Xuanji's anger, the situation in Changde Town, and the secrets of Cao's Blacksmith Shop.

During this preparation, when she got bored, she read the relevant information about Cao's Blacksmith Shop. There was such an insignificant piece of information that she found:

Kui Leihan had a son and a daughter. The daughter died early from dystocia. The son was ordinary and named Erzhu.

"Cao Erzhu..."

"He is Kui Leihan's son?"

Yu Zhiwen suddenly thought of something and her face turned pale.

"Cao Erzhu is at Qingyuan Mountain..."

"There's also a note with the name 'Xu Xiaoshou' written on it..."