C325 The Secret on the Copper Pipe

"It was our Medicine Alliance's Elder Shi who revealed it to us!"

According to Lau Xiang, she and Bai Zhengchu were currently in the Pill Refining Room studying the cultivation technique. However, Shi Zhentian casually barged in and chatted with them. In the end, the two were not interested in his topic and tactfully told him to get lost and not disturb their cultivation