C639 Like a Cat

Lin Yiyao was more serious about concocting pills for Ye Feng than when she was concocting pills for herself.

Guan Zhong watched from the side and found that she had made tremendous progress. Her strength was not much weaker than his.

What she lacked was experience.

"It's done."

When a muffled sound came from within the Pill Furnace, Lin Yiyao's pretty face lit up