Immortal Book Jade Slips were often left behind by Ascended Cultivators.
They might contain the Hundred Arts of Cultivation, such as alchemy, arrays, artifacts, and techniques, or they might contain Dao arts and immortal formulas, but no matter what, they were things every major sect in the Sky River Realm dreamed of obtaining.
The Starry Skies Dao Sect had relied on the Three Lights Divine Water comprehended from an Immortal Book Jade Slip, developing quietly for a thousand years before soaring in one leap to become a super sect in the Eastern Continent, second only to the Holy Land.
Judging from how Xuanxiao Dao Palace had risen, this volume of Immortal Book Jade Slip was ninety-nine percent likely to be an alchemy inheritance as well.
Unfortunately, their luck had been a little poor. After developing for more than three thousand years, they had instead been annihilated by their Five Elements Sect.
At the thought of this, Chen Mobai found his interest waning somewhat.
After all, he had already downloaded who knew how many pill formulas from the Immortal Sect. Although Xuanxiao Dao Palace claimed to be the Number One Alchemy Sect of Eastern Yi, it definitely could not compare to the Immortal Sect's accumulation over several thousand years.
Still, it counted as better than nothing. He could take it back and give it to Qing Nü as a gift.
Just as Chen Mobai was about to put the Immortal Book Jade Slip away, the Square Inch Book suddenly retrieved a key piece of information.
If it was a pill formula left behind by an Ascended Cultivator, then it was definitely high-level.
Although the Immortal Sect had countless low-level pill formulas, encompassing every aspect of essence, qi, and spirit from Qi Refining to the Core Formation Realm, those above the Fourth