Seeing Nuwa look as though she was about to faint, Lu Feng merely curled his lip.
"You mean these?"
"They're just a pile of useless materials."
Hearing Lu Feng call dragon crystal nothing more than a pile of useless materials, Nuwa wanted to hit him right then and there!
If even dragon crystal was useless...
Then what material in the Primordial World could possibly catch Lu Feng's eye?
Moreover, the dragon crystal Lu Feng had casually piled in the corner covered a huge area.
Nuwa hardly dared imagine how many people would fight over these materials if they were brought out into the world.
The crucial thing was that every piece of dragon crystal was as big as a fist!
If she had them, she could refine plenty of defensive treasures.
If the young man before her had been her disciple, Nuwa would have taught him how to behave in a heartbeat.
But unfortunately, this disciple belonged to Tongtian.
Nuwa wanted to discipline him on Tongtian's behalf, but on second thought, this brat had even managed to disband the Interception Sect behind Tongtian's back.
Now he was merely being a wastrel.
When Tongtian returned, wouldn't it be his turn to cough up blood?
At that thought, Nuwa began to feel better.
Watching the shifting expressions on Nuwa's face, Lu Feng finally asked tentatively.
"Miss, do you know my teacher?"
Nuwa glanced up at Lu Feng and did not deny it.
After all, she had come with an altered appearance. With a stranger suddenly barging into his cave abode, it was only natural for Lu Feng to be suspicious.
Besides, she really did know Tongtian. What was there to deny?
Hearing Nuwa's answer, Lu Feng nodded along.
"So that's it."
Nuwa was bewildered by his attitude.
"What do you mean?"
Lu