As for the specific details of the transaction, Zhong Shouzheng either could not say or refrained from making it explicit, mentioning only certain matters known by many.
These details, even now, can still be looked up.
Yu Ziqing understood.
Back then, there was someone at the Langya Institute who played with poison for a long time and grew tired of ordinary stuff, wanting to try other things.
But poison is different from Spiritual Medicine.
No matter how much you study Spiritual Medicine, it's mostly to aid cultivation or to save people.
But poison, even among mortals, is considered a taboo and negative thing.
Among cultivators, it's even more sensitive.
And good poison materials are either found in extremely harsh environments or associated with unfortunate events.
So this guy first bought the Purple River Carriage from the Evil Dao sects, who are often uninhibited and use live dissections for better results.
