With his teeth clenched, Xu Yi stirred his divine sense. The last Demon Core Stone he had placed on the ground ahead of time, along with a demon core that was white with a hint of green, flew toward his mouth.
The Demon Core Stone and demon core had barely entered his mouth when a surging wave of heat swept through his entire body.
In an instant, the sinews throughout his body were like a snow-covered mountain frozen for ten thousand years, suddenly embracing the sun and melting all at once.
In the blink of an eye, the qi and blood in Xu Yi's body swelled to their limit. They had already been on the verge of bursting out of him, and now they rapidly tore through the acupoints across his body. At last, the surging flood converged in one place.
A long, sonorous dragon's cry rang out from Xu Yi's body. The second Dragon Gate shattered with a crash, and an enigmatic aura spread all around him. The sinews throughout his body rose like furious dragons, each one bulging and twisting.
Every acupoint opened and closed incessantly, like a giant dragon drawing water, swallowing and expelling a jumble of different auras.
With every breath, all sorts of foul bodily fluids seeped from Xu Yi's pores.
Only after three thousand six hundred breaths did Xu Yi regain his senses. A violent pain seemed to spread from every corner of the world, and in an instant, he lost consciousness.
He slept for who knew how long. When he awoke again, Xu Yi immediately realized that his body had undergone another earth-shaking transformation. The first thought that surfaced was that his perception had changed in a subtle way once more.
Xu Yi knew very well that the advancement of one's perception had