Learning was very important, and so was improving one's characteristics. However, cracking the protective array formations of the Holy Poison Sect's treasury was essential.
As a super immortal sect in the field of poison and medicine, as well as the only super immortal sect in the field of medicine and poison, too many cultivators had come to the Holy Poison Sect over the years.
Even if the Holy Poison Sect only received a portion of the reward, it would still be an astronomical figure, not to mention that the Holy Poison Sect was famous for asking for money.
Since tens of thousands of years ago, the Holy Poison Sect had often asked the Ten Thousand Poisons Sect to search for rare herbs unique to the Southern Wasteland for them. Then, they would keep a record of it without paying them, saying that it would cost them a hundred thousand years.