After the Spirit Pill entered his stomach, Xu Ziqing's body began growing hotter and hotter.
His entire body looked like a boiled shrimp.
Yet from time to time, a faint golden halo would flow across the surface of his skin.
Even stranger, Xu Ziqing's breathing seemed to have nearly stopped.
He only took a breath once every minute or two.
Watching from the side, Chu Huai Xu discovered that before long, Little Xu's aura began to rise.
The effects of this Spirit Pill were truly remarkable.
Clearly, its effects were not limited to helping him enter the Fourth Realm.
Perhaps, the gains would be immense!
About half an incense stick later, lumps began to bulge here and there across the flesh on Xu Ziqing's body.
The abnormality of a Body Cultivator's breakthrough was beginning to show again.
Spiritual Power hammered his body from the inside out, tormenting him until he hardly looked human.
Xu Ziqing gritted his teeth and endured, forcibly entering meditation as he continued refining the medicinal power of the Spirit Pill.
Watching Little Xu's pained expression, Chu Huai Xu had actually been puzzled for some time.
"Both of us cultivate the Sword Refining Art, but Little Xu's increased Pain Threshold seems to be lower than mine?"
Although the Dao Canon had a similar effect, it only raised this aspect incidentally.
Most of Chu Huai Xu's monstrous talent in this regard came from the Sword Refining Art.
He suspected that in terms of Pain Threshold, Little Xu might only be half as capable as he was—or perhaps not even that.
"Is it because of the [Heart Sword]?" That was the only explanation he could think of.
Because in the past, aside from that point, he and Little Xu seemed to have been no different.
They had both started