Xu Sanqi’s silence puzzled the other instructors as they didn’t know what he was thinking about. 

Very soon, Xu Sanqi revealed his thoughts. “Decades ago, I went to visit a friend at Qinglu Academy and I overheard him say that the founding emperor possessed a supreme-grade aeth power reservoir and that it was called the Four Spirits of the Saint. The surroundings of the aeth power reservoir produced images of the four divine beasts—azure dragon, white tiger, vermilion bird and the black tortoise…”

Before he finished speaking, the instructors had already lost their composure and cried out in shock. If what Xu Sanqi said was true, supreme-grade aeth power reservoirs indeed existed in the world.  

Xu Sanqi continued, “That friend is staid and prudent, and he only inadvertently mentioned the matter after drinking too much. I wanted to confirm if what he said was true later on, but the friend avoided the topic and only said that it was just a rumor and I shouldn’t take it seriously.”

All the instructors were utterly dumbfounded.

“But regardless, the aeth power reservoir that Bai Lingxi has...