"How are you so sure that I have leftover Golden Lightning Bamboo, Senior?" Han Li asked with a peculiar look on his face.

"I can't be absolutely sure, of course, but seeing as you were able to refine 72 flying swords with the materials, there's a good chance that you'll have some spare Golden Lightning Bamboo, which is why I mentioned it," the elderly man replied.

"I'm afraid I'll have to let you down, Senior; I don't have any spare Golden Lightning Bamboo. I came across the Golden Lightning Bamboo I used to refine my swords by chance, and there was only just enough of it to refine these 72 flying swords," Han Li sighed.

"You don't have any left?" The elderly man furrowed his brows, seemingly slightly taken aback by this.

"That's right. I really do want the new sword art, as well as to refine my flying swords again, but I'm afraid I simply don't have the resources to facilitate this exchange," Han Li replied with a wry smile.

He was telling the truth here. Even though he had that mysterious small vial and a spiritual root of the Golden Lightning Bamboo, the Divine Devilbane Lightning contained within the...