Within the Central Continent.
A massive merchant vessel sailed through the sky.
Zhang Tianxin was conducting a transaction with the people aboard the merchant vessel.
"Blood Spirit Crystals—these form in mineral veins where spirit stone deposits and dense blood essence converge. They require long ages to evolve.
"You truly have a good eye. There is only this small box every five hundred years."
"And this as well—the Nine-Star Moonlight Rebirth Pill you requested."
Zhang Tianxin nodded and turned her gaze toward the person beside her.
Li Xuanxiao checked the items one by one, then suddenly frowned.
He picked up one of the Blood Spirit Crystals and inspected it closely from side to side.
The cultivator across from him remained completely unruffled.
Blood Spirit Crystals were an exceptionally scarce product.
Hardly any cultivators even knew of them.
As for distinguishing real from fake, there was even less way to verify it.
"This one doesn't look like it has the right age to me."
"Oh?" The cultivator across from him spoke with considerable disdain.
Li Xuanxiao explained calmly, "The blood filaments within a Blood Crystal Stone would not form this kind of pattern after five hundred years. They should be long, slender patterns stretching continuously."
The cultivator's eye twitched faintly, and he looked Li Xuanxiao over again from head to toe.
He had underestimated this man.
"Perhaps my subordinates made a mistake." The cultivator laughed it off, then somehow produced another Blood Crystal Stone and placed it in the box.
Only then did he hand the box to Li Xuanxiao.
Li Xuanxiao accepted the box.
Zhang Tianxin handed over a Storage Ring.
To buy these few treasures had cost them dearly.
The Heavenly Fiend Hall had offered three times the price before the other party changed his mind.
"May I ask which