C1342 Pill Alchemy Conference

"How about I knock again?"

Yun Shishi wanted to try again. Wu Chen was the most outstanding young alchemist in Beichen House. If he couldn't participate in this kind of Alchemist Gathering... Then, whether it was him or himself... It would be a huge blow to both of them.

She raised her hand and was about to knock on the door when the door suddenly opened and a person walked out.

"Wu Chen