Seeing how that fellow was unable to see through the value of her work and simply deemed it as an inferior good, Zhang Ziqing harrumphed angrily. "Fine, one pinnacle spirit stones then! If you lose, I won't demand anything but a formal apology."
"Apologize? That's impossible." Zhang Xuan shook his head. "I have never lost in a challenge before. If you wish to challenge me, hurry up and get along with it. I still have much more important things to handle, so I don't have much time to spare you."