C136 I will Make You Convinced!

"How could you possibly detect the poison I used?!" Tian Xiu's eyes bulged in disbelief as he shouted, "That's the Impermanence Purple Jade Poison, lost for over a thousand years. I'm the only one in the world who has mastered it! And you, you're just a brute with no knowledge of pill craft. How could you possibly detect poison in the pill?"

"Heh