C1641 Mortal Man
Elder Chen looked unhappy, "How can we make a mistake? I have been studying medicine for fifty years, how could I make a mistake on such a matter! "
Gui Liangchou froze, he still knew Elder Chen's reputation. Since Elder Chen said this, he must be dissatisfied. As someone who was good at observation, Gui Liangchou didn't want to anger Elder Chen again.
Elder Chen snorted angrily