Because he was too excited, Li Tianxing's body trembled a little. He stared at Li Siwu and asked, "Fourth, where did this skill come from?"

"My brother sent me back to my father." Li Siwu Dao.

"Younger brother?" Li Tianxing looked slightly corrugated and then laughed and said, "Is that the kid called Song Yan?"

But immediately his face sank again. Why did the other side give him such an important skill? Did the other side have a big plan, or did he want to earn the Tang Dynasty?

Thinking of this, he asked again, "Fourth, do you know his origin?"

"He did not say, but Bada and Shanshu analyzed...