[Billy shakes his hand firmly, then pulls back and smiles.]

I drank water from a planet near my own at home---from someplace called the Eternal Falls, something like the Fountain of Youth from legends. We're saving the samples in case I need treatment again in the future, so I can't conduct tests, but I'm sure it has to be some kind of antidote to the side effects of my original aging device.

I'm trying to figure out exactly how it works in case I need to synthesize more.