Danger! Danger!

"I'll be troubling you then." The elder clasped his fist and bowed.

Even though the young man had shown capabilities that far exceeded common geniuses, he still found it hard to believe that the other party could alter the Vitreous Heart Tempering Sutra within such a short period of time.

He had to confirm it with his own eyes.

Having guessed the elder's thoughts, Zhang Xuan waved his hand, and line after line of words formed out of zhenqi slowly appeared in the air.

It was the altered Vitreous Heart Tempering Sutra!

"T-this…"

Upon taking a look, the elder's body stiffened as incredulity crept into his gaze. "With this alteration, the temptations will still appear, but in a progressive manner instead. This will allow those with a weaker state of mind to cultivate the secret art and slowly advance their proficiency…"