He had never participated in the Netherworld's S1 gene serum experiments, nor had he ever seen anyone else use the serum, leaving him with a severe lack of data. Even though Xia Yunfan had already greatly overestimated the S1 gene serum, he realized in the end that he had still underestimated it.
"If this goes on, I'm going to die!"
The last shred of his sanity was struggling desperately to find a way to save himself. By now, Xia Yunfan's skin had split open, exposing bright red flesh, making him look like a monster from Resident Evil.
Chapter 875