Chapter 619: The secret of the nine Swords, unraveling the system

"I didn't expect that I would be able to return so quickly." The old man, nie bubai, looked at Zhao Xu in disbelief.

the final scroll truly lives up to its name as Arthur's most powerful artifact. I only had to get close to it, and everything I've learned has been mastered by it.

As he spoke, the old man, nie bubai, raised his head and continued to look up at the starry sky that was out of reach.

"In the end, you just happened to obtain the secret of 'iron core strength'. I can only say that what a man encounters is determined by the heavens. Since that's the case, you should treasure your time and tell me what you want to learn."

at this moment, the old man, invincible nie, seemed to be a lot more dejected than before.

"i can't guarantee when i'll fall asleep again and he'll come up."

then why is it that when you woke up, you were fine, but when he woke up, this space became extremely chaotic and filled with killing intent? "