C138 Poison King's Sutra

Huangfu Yichen could not help but laugh and said, "Using Tier 6 poison pills to refine Tier 5 poison pills, what kind of logic is there in this world? Young man, this sect head does not know why you say these words. But seeing that you can call out the names of so many medicinal herbs, it can be considered that you have studied the art of poison refining. I'll forgive you this time." Then