C1457 Difficulties and obstacles

"That old fellow Qing Xu has comprehended many things over the years."

Qing Tian thought to himself, he had seen the fight between Gao Zhi and Qing Xu. This feeling was very strange. Although Gao Zhi was Qing Xu, when he saw the Heavenly Tribulation materializing Qing Xu, he was unable to express it clearly.

He had never seen that kind of sword technique before