"My friend was brought to the laboratory, and I wanted to save him!"
Kong Yuxin did not hide anything. After all, this was a scandal involving the great teacher world. If it was leaked out, the ones embarrassed would be Hu Xingjiang and the others.
"..."
Sun Mo did not know if he should continue listening. This thing was definitely a secret. If he were to find out, he might be killed and silenced.
"You can't be thinking that the Prison of Desolation is where the prisoners are kept, can you?"
Kong Yuxin chuckled mockingly. "It's actually a laboratory. Many forbidden arts that are banned in the Nine Provinces can be conducted here."
Most forbidden art experiments, even if they didn't involve humans in the early stages, would definitely use humans in the later stages. Only then would the data be the most accurate.