Bab 597: Impending Danger! (1)

A week passed since Ace had crossed the Heavenly Punishment. 

Today, two demons in the black mountain demon institute's robes appeared at the edge of the charred crater created by the heavenly thunder. 

"Just what kind of beast caused this?" The fiery demon questioned as he looked at the sheer scale of destruction and felt his blood run cold. 

The nightmare demon's expression was also solemn as he replied, "At least peak manifestation realm cultivator. Furthermore, there is no trace left of any aura, so we could only guess. But since the Principal sent us here to investigate, he must've discovered something."