C937 Stealing Secret Manuals

Although, for the current Qiu Yun, he still couldn't comprehend the strange rough lines on the wall of the cave for the time being.

However, Qiu Yun was a very persistent person after all. Therefore, whenever Qiu Yun encountered something that he was not familiar with, he would basically choose to repeat it over and over again until he could come to a conclusion.

Therefore, at this time