With the appearance of the Heavenly Flame Cauldron, Xiao Yan drew a deep breath and gradually settled his emotions. Only when his mind had become utterly tranquil did he open his mouth and spit out a dazzling Heavenly Flame, sending it straight into the cauldron.
Once inside the Heavenly Flame Cauldron, the flame blazed fiercely. Its terrifying heat scorched the space above pitch-black. Within a hundred miles, the chilling aura emanating from the Nine Nether Yellow Springs had turned the ground into frozen earth, but as the Heavenly Flame's heat rose, that frozen earth rapidly thawed.
"Yellow spring blood essence!"
With a thought from Xiao Yan, the fist-sized lump of yellow spring blood essence flew out of his Storage Ring and dropped into the Heavenly Flame Cauldron.
Hiss, hiss!
The moment the yellow spring blood essence fell into the Heavenly Flame Cauldron, it began hissing.
One was a substance of utmost yang and unyielding force, while the other was a substance of utmost yin and cold. Their first contact immediately provoked a tremendous reaction.
Yet Xiao Yan's expression did not change in the slightest. He simply continued roasting the yellow spring blood essence with his Heavenly Flame.
Merely melting the yellow spring blood essence was not difficult. The hardest part of this first step in refining the Nine Yin Yellow Springs Pill was preserving its terrifying cold while refining it, without allowing any of that utmost yin and cold energy to escape.
After all, as the core ingredient of the Nine Yin Yellow Springs Pill, the precious power concealed within the yellow spring blood essence could not be lost.
Carrying searing heat, the Heavenly Flame slowly roasted the yellow spring blood essence. As time trickled by, wisps of cold energy were steadily driven out of it.
But the moment that