Xu Changxing naturally knew that Purple Cloud Mountain drew its courage from Hundred Calamities Valley.
But he said nothing about it and instead continued asking about Purple Cloud Mountain's movements.
Ke Xingrong answered each of his questions.
Over the past few years, Purple Cloud Mountain had launched successive raids on several Small Worlds occupied by Seven Star Island.
The Demon Fiends involved in these raids had not been particularly strong, and the attacks had probably all been probes. The Seven Star Island immortals stationed in those Small Worlds had easily repelled them.
Judging by this frequency, Purple Cloud Mountain might launch a genuine attack before long.
The immortals of Seven Star Island, however, were not worried.
Although their founding patriarch's whereabouts were unknown, their foundations as a Longevity Immortal Sect remained, and their reserves ran far deeper than those of a newly risen Demonic Gate.
Quite a few True Immortals in the sect were already planning to find an opportunity to teach those Demon Fiends a lesson they would not forget.
Once Xu Changxing had gained a general understanding of Purple Cloud Mountain's movements, he changed the subject.
"With my privileges, how many more Middle-Grade Immortal Essence Stones can I exchange for?"
Ke Xingrong smiled. "Even if you emptied out this place, it would be perfectly fine.
"Middle-Grade Immortal Essence Stones are rather scarce, though. The sect's True Immortals don't much like spending time condensing them.
"Over all these years, Seven Star Island has only accumulated a few tens of thousands of Middle-Grade Immortal Essence Stones.
"Most of them remain in the various True Immortals' cultivation grounds. Fewer than three thousand have been placed here with me for exchange."
Hearing that there were still three thousand, Xu Changxing's eyes brightened slightly.
His recent succession of simulations had already consumed most