During this time, Old Sect Master Frost faintly noticed Old Clan Head Ling Yunhong's unusual behavior and even guessed that he was a high-level pill refiner.
However, he probably hasn't mastered the method for refining Void Refinement spiritual items yet. Otherwise, Fellow Daoist Ling Xiao and Fellow Daoist Primordial Unity wouldn't have commissioned me to refine such items.
Old Sect Master Frost, seasoned and experienced, silently weighed the possibilities.
Besides, Old Clan Head Ling Yunhong had done nothing improper while observing the pill refining.
Moreover, this was within the rules.
He also employed many of the Frost Immortal Sect's intricate pill-refining methods during the process. No matter how closely an ordinary person watched, they would struggle to discern their secrets. At most, they could gain some experience in refining Void Refinement spiritual items.
Thus, he said nothing about it.
In fact, wishing to befriend someone as extraordinary as Ling Pengyun, he deliberately slowed his movements while refining the Void Refinement spiritual items, making it easier for Old Clan Head Ling Yunhong to observe.
"Thank you for this, fellow Daoist. I owe you a favor. If you encounter any trouble in the future, you may seek me out."
After subtly noticing this, Ling Pengyun smiled and sent him a voice transmission.
"You're too kind, fellow Daoist."
At those words, a little more joy appeared on Old Sect Master Frost's face, and he replied courteously through a voice transmission.
Then he devoted his full attention to pill refining.
Time continued to pass.
In the blink of an eye, nearly half a year had slipped away.
During this period, Old Sect Master Frost's excellent pill-refining skills, coupled with the insights he gained while refining the spiritual items, served him well.
Using the Void Refinement Demon Venerables provided by Ling Pengyun and the Primordial