C502 Borrowing a Knife

Every day, Lin Yi was trying to figure out how to force the dark green gas out of his body. However, every time he failed, he would declare that Lin Yi's method wouldn't work.

"Sigh, the Medical Conference will only be held for a few days. There are still no clues about this poison. I don't even know why this poison appeared." Lin Yi's mind was thinking about this matter every day.

However