When it came to formula dao, Lu Yun didn’t need to know too much about it. He just needed to be able to use its results, such as utilizing advanced formulas to derive and theorize other matters.

The course of its development, however, would give him great inspiration.

After he listened to Qing Yu’s speech, he ascended from the true nihil level and broke through to World Manifest. At this level, he could seal off the Nihil World Sovereign cultivation that the Tome of Life and Death had given him and display his true strength when traveling throughout the fourth realm.

What the treasure had given him wouldn’t change, but neither would it help him access sequence. That final step was up to him alone.

The fourth realm and Hongmeng...