Inside the Demon Soul Hall, Ye Zhen sat cross-legged, his brows twitching faintly. The clothes on his chest and back were soaked through, sweat dripping down like raindrops.
If one looked at the place within the Demon Soul Hall where the Demonic Spirit Ghosts were imprisoned, one would discover that of the more than 4.6 million Demonic Spirit Ghosts that had filled the entire hall when Ye Zhen first arrived, only a few thousand now remained scattered about.
Those few thousand had been captured and sent in today by the Demon Soul Army under Ye Zhen's command.
Yet after refining such a vast number of Demonic Spirit Ghosts, Ye Zhen's soul aura had not improved in the slightest.
The reason was simple. Ye Zhen had not immediately absorbed the pure Soul Power left behind after refining those more than 4.6 million Demonic Spirit Ghosts. Instead, he had temporarily stored it all within the Mirage Dragon Pearl.
At this moment, within the Mirage Dragon Pearl, a head-sized mass of Four-colored Innate Soul Light slowly changed shape, as though it were being crushed beneath an immense weight.
This head-sized mass of Four-colored Innate Soul Light was the result of the vast amount of Soul Power Ye Zhen had obtained by refining more than 4.6 million Demonic Spirit Ghosts over the past thirty-odd days, then compressing it through the Mirage Dragon Pearl.
Why had Ye Zhen not directly absorbed the pure Soul Power refined from the Demonic Spirit Ghosts to strengthen his own soul, but instead accumulated it all for compression and tempering?
The reason was related to how Ye Zhen had accidentally raised his Innate Soul Light from three colors to four back then.
When Ye Zhen had still been on the True Profound Continent, he had accidentally obtained the Black Soul