C2908 Thinking about It

"This thing is a gem?" Huang Feng held the stone that was called the "Spatiotemporal Secret Key" in his hand and looked at it carefully.

No matter how he looked at it, this grey thing looked like a stone. No matter how he looked at it, it could not be associated with the word "gemstone".

However, the introduction of the storage box would not be wrong. At least, he had never missed it before