Above the Nether Underworld, Du Fei sat in the air with his legs crossed, and the aura emanating from his body, if someone could perceive it at this moment, would definitely discover that his aura was becoming stronger every passing day, and could even be said to be strengthening every second. Although these changes in aura were merely from his Pill Cultivation, they were still astounding!

This kind of strengthening of aura persisted for half a month, and then, the ...