C2553 Comprehending the Stone Walls

It was a simple arc in the eyes of outsiders, but when Hanyu Xiaotian touched it with his fingers, it was like a maze of twists and turns, as if he could never find the end.

A complex and complicated set of twisted Patterns, but Hanyu Xiaotian's fingers simply drew a few trajectories and passed through it.

Moreover, when Hanyu Xiaotian's finger drew some runes