Despite how crummy he feels, that answer makes him laugh. It makes sense to him! If he had that power he'd be summoning things all the time too!

"Isn't that what a disciple is for?" He jokes back. He glances toward the hallway leading to the bedrooms, where he assumes Zhou Zishu is. "Or your descendants."

Of course there weren't others, he thinks. The sacrifice it takes to become one made sure of that.

The question about his sword brings him back to the present. He shakes his head. "No, I was already what I am when this sword was brought to me." Dragon's Back was Rong Changqing's blade. "The one Zhou Zishu has is the one I trained with." Now that he says that, he wonders if the younger man has ever made that connection- not that it matters now.

"How is someone born to be an Immortal? Are you one of the gods?"