C284 Success

"I'm feeling lightheaded. You take your time to figure it out; I'll wait for you outside the cave." Ning Shuibing could no longer bear the diagrams that made her head throb with pain. She hurried out of the cave to inhale the fresh air.

"Go ahead."

Lin Feng didn't even turn his head as he continued his deep contemplation.

He couldn't pass up the quintessence of Pill refinement