C991 Why didn't the poison kill him?

Yuchi Buyi saw that there were no one around, and only the Palace Maid who was watering the water humbly asked for guidance, "Is there really poison in this?"

"Yes," the Palace Maid smiled and said, "If you don't believe me, feel it with your hand."

Yuchi Buyi was shocked, "You can't even touch it?"

"You can touch it, but your hands will be swollen and tingling