Chapter 121: Vying to Go First

'I asked you to look for the flaws in my method in forging the Meridian Expansion Pill, yet you insulted my concubine, saying that she wasn't a person. What do you mean by that?'

Even though Lin Mu was good-natured, he was still displeased by those words.

Not only did his face darken, the others also had bizarre expressions on theirs.

What was going on?

Why did he suddenly start insulting others?

"Apothecary Lin, please calm down!"

Zhang Xuan seemed to have guessed that the other party would react like that and he looked at him playfully. "Have you been working hard every day, not resting even during daytime?"

"Er…"

Upon being posed with such a question, Lin Mu's face reddened and he was a little embarrassed. "I just married my concubine, so I might have… might have… worked a little hard!"