But looking at it now, maybe that mysterious person's identity really can be traced by following the Soul Cleansing Banner.
The Arrays in the central hub area were too difficult; Wu Chang couldn't decipher them, but they posed no problem for the All-Knowing Crystal.
Seeing that the All-Knowing Crystal showed no intention of avoiding the Demon Qi, Wu Chang asked:
"Judging from the Array used in the third round of the trial, what exactly is the relationship between Demon Qi and Spiritual Qi?"
The All-Knowing Crystal did not hesitate and answered almost immediately:
"Demon Qi and Spiritual Qi arise from the same Root Source, and under specific conditions, the two can transform into each other."
Wu Chang had already suspected that Demon Qi and Spiritual Qi shared the same origin, so he wasn't surprised.
He pressed on: "What's the difference between them, and under what conditions can they be mutually converted?"
The All-Knowing Crystal paused for a moment, then replied:
