C171 Mysterious jade ring

After Zifeng asked this question, he stunned me. Because I've been thinking, The jade thumb ring?

What was this jade thumb ring?

I have never seen such a thing before! I quickly told Zifeng.

Zifeng said, "I know you've never seen this before, but you must remember the words just now."

Zi Feng said. At this moment, my mind was naturally thinking, then you already know that I've never seen it