C449 Concealment

Yan Lingfeng held a torch in his hand as he searched around the cave. Not long later, he discovered that there were a lot of strange things on the walls. He immediately went closer to inspect them.

"Elder sister, what is this drawing on the wall?!" Yan Lingfeng called Yan Wushuang over to his side.

Yan Wushuang followed the light of the torch and saw something that could only be seen in her era