From that day on, Li Yun began refining the Eternal Divine Medicine.
He had stolen far too much Eternal Divine Medicine from the Panic Divine Hall. Even setting aside the dozens of Ordinary Constant and Origin Constant Divine Medicines, which were of little use to him, he still had several dozen plants left.
Li Yun started with the Heavenly Constant Divine Medicine.
He spared no expense.
He paid no attention to whether anything had changed in the Primordial Land.
One after another, Li Yun swiftly refined the Heavenly Constant Divine Medicines.
He turned those dozens of plants into nourishment that reinforced his foundations.
By the time he had refined them all, his Heavenly Constant nature had grown so powerful that his entire body burned.
He was on the verge of a change in quality born from sheer quantity.
Yet Li Yun still felt something was missing.
But he was in no hurry.
He knew the Heavenly Constant Divine Medicine he had refined could strengthen his Heavenly Constant nature. It could never, however, be enough to carry him into the Sage Constant Realm.
That was a fundamental gulf no amount of quantity could bridge.
And now the time had come to cultivate with Sage Constant Divine Medicine.
Li Yun did not hesitate.
He took out the two incomparably precious Sage Constant Divine Medicines.
He seized one plant
and began to devour and refine it.
The swift, effortless refinement he had enjoyed with the Heavenly Constant Divine Medicine came to an abrupt halt.
No matter how close Heavenly Constant came to Sage Constant, it was still Heavenly Constant.
Refining Sage Constant Divine Medicine with Heavenly Constant power meant pitting the weak against the strong. That grating struggle returned.
It was like scraping stone with a blade. No matter how hard Li Yun