"Not really," he response. It's a bit of a mess to explain, but he's managed it before. Whether he's actually been successful at doing it is another story.

"Back home everyone thought I was the last human around," he starts, then quickly cuts in, "When I was human. I used to be human."

Because that explains everything so cleanly.

"Uh - point is, everyone assumed I was the last one, and that humans had died out like a thousand years ago. But before I woke up here we had found out they weren't all gone, there were some on an island. I dunno the details," he ends lamely, scratching his head.