Zhao made an appreciative(?) noise that was more impressed or interested than anything. It was a bit mindboggling, too though, quite frankly.

"Wait, so, you can't die or won't die? Nothing kills you, I take it, but what about old age? Will you die of natural causes one day?" Excuse him while he also wondered if that was absolutely true or if maybe there was a secret to it. Like, did the cat have some secret weakness that would prevent him from...not dying.