"Well," Drake folded his hands together on his bent knee, "it's the same as when I worked on your ribs, I just send the Gift deeper and... well... rebuild your lungs bit by bit. I'd be using the scarred tissue as material where I could and burning it away where I couldn't, so long as it was an area I was already in the process of rebuilding. Pain receptors would be temporarily shut down for that bit, of course."

Because of course, right?

"I admit it's a little more complicated than that, but it's hard to explain it in words." And he wasn't going to be dropping his shields low enough to project any imagery at the non-Empath, not after hearing from Sanzo about that presence. And the hearts.

"I already know you don't age. Your cells aren't splitting the way someone's would while aging. There's no growth going on, and no decay. But you're alive, not undead."