Dai Yaoyao stood to the side, her gaze falling on Xu Wuzhou. At this moment, she was somewhat puzzled. Xu Wuzhou was clearly using the Dao to read these books.

Why couldn't she sense a trace of Xu Wuzhou's Dao aura? It was as if he was just himself, no different from before.

In fact, all other auras on Xu Wuzhou had disappeared.

"What kind of Dao is this?" Dai Yaoyao wondered, perplexed.