C323 Warm daily day(2)

Wang Ziwei paused for a moment before continuing, "It should be Guan Changqing's collection, as well as some treasures that I have never seen before. Basically, I don't dare to use them, since Guan Changqing himself knows how to refine artifacts and his artifacts are all extremely dangerous.

"Intestinal Piercing Poison?"

"It's a very heavy poison. One of the primers is mercury