Chapter 1223 Appearance of the Heavenly Demons

Time flowed slowly. In Du Fei's perception, it felt as if half a year had passed, yet it also felt like just a few days. As time went by, the concept of time in Du Fei's mind had become somewhat blurred. Because Du Fei intentionally concealed the Power of Primordial Pill from his Heaven and Earth Primordial Core, the demonic energy wrapping around him increased gradually. In the end, it felt as if it was seeping into his very veins and marrow.