Pfft...
The instant Sikong Jing swallowed the weaker impurities, a mouthful of blood spurted from his lips. The flesh, meridians, and everything else within his body instantly fell into complete chaos—the effect brought by the other spiritual energy impurities.
Just as had been said before...
The impurities had fused into his flesh and meridians. If he forced a breakthrough without expelling them all, he would suffer cultivation deviation.
Behind him, the pursuing Zhan Sha said, "Wild Beast trash, why are you vomiting blood?"
Its voice brimmed with certainty...
As though Sikong Jing had already fallen into its grasp, and this farce of the Wild Beasts was about to end.
But Sikong Jing paid it no heed, thinking to himself...
"Now that I've even formed the Aurora Emperor Vein, my constitution has changed. Within me, I possess something capable of breaking the rules of two great worlds..."
"I refuse to believe spiritual energy impurities can still have such irreversible effects on me."
Forcibly steadying the chaos within himself, Sikong Jing continued attempting to devour the weaker impurities...
As he devoured them, a cold gleam flickered endlessly in Sikong Jing's eyes. "Since my constitution has changed somewhat, do I also need to rebuild the foundation of the Extreme Prison Stage, using impurities... to temper my Extreme Prison?"
As before, the Extreme Prison Stage was the foundation of all living beings.
In the past, Sikong Jing had tempered his Extreme Prison with sword, demon, tribulation power, and so on. Now, he would cultivate with spiritual energy impurities, allowing this body to possess a true foundation for fusing the powers of two great worlds.
Boom boom boom...
The turmoil within his body continued, but through Sikong Jing's attempts, he discovered that it truly was possible. The constitution altered by the Aurora Emperor Vein began