C1712 Extinction Site Storage Ring

Just when Ling Feng was preparing to leave, an auction invitation caught Ling Feng's attention. It was a black ring, it looked dim, with ancient patterns on it. According to the auctioneer's introduction, this ring was found in a very ancient ruin, and the material it was made of was unknown, but the starting price was very cheap, it was only about two hundred thousand.

However