Staring intently at the ice sphere at the bottom of the pool, Su Shi'er frowned slightly and did not rush to respond.
From within the ice sphere, he could sense astonishing cold, along with faint spatial fluctuations.
It was precisely the superposition of these two factors that kept the Immortal Stone unaffected by the outside world.
Yet besides these two forces, he also sensed another icy, sinister aura within.
This aura bore several similarities to the strange ghostly qi he had previously absorbed into his body.
Echoing from afar, it had thus been detected by him.
It gave him a faint sense of unease, which was why he had intervened and tested it earlier.
"Could it be that Tiandao Palace's records contain no account of this ice sphere's origins?"
Carefully sensing the ice sphere's condition, Su Shi'er asked in return.
Without even thinking, Zhong Shenxiu shook her head. "No. Among the information this young woman knows regarding this place and the Immortal Stone, there is not the slightest mention of this ice sphere."
"In that case, it is highly likely that this ice sphere formed because the Mystic Ice Spirit Liquid had existed for too long, and its cold qi gradually condensed over time."
Su Shi'er nodded gently before voicing his own view and judgment.
"This ice sphere is only the size of a fist, yet the chill within it is so astonishing.
"It is entirely possible that condensed cold qi froze over the Immortal Stone's surface.
"But where did that icy, strange aura from earlier come from?"
Zhong Shenxiu first voiced her agreement. Halfway through, her tone paused slightly before she continued with her question.
She could also think of Su Shi'er's conjecture.
Yet that icy aura from before was not only remarkably powerful, but also utterly out of