C550 End of Confusion

After hearing Chen Yu's words, Shen Xiaoyao also began to seriously study the lines on the stone wall.

It was a pity that he, who did not know how to cast a formation, was unable to remember the obscure patterns on the stone wall while he was looking at them.

As far as he was concerned, the runes on the wall simply didn't seem to follow a pattern at all. In addition