C1310 Repayment of favours

"Not just a few. There are roughly eight hundred of them. They're all at the Immortal level or higher!"

After Cai Tingxuan heard this, he was stunned.

More than 800 books!

And they were all above the Immortal stage.

What did that mean?

He had previously investigated and found that there were a total of 150 Immortal level cultivation techniques and battle skills in the Qian Family