[ Communing with Sebastian is strange because of the expanse of shadowy dark and the cool tenor that his feelings run at, but the question is met with a little curl of interested delight. ]

A wonderful question. It is one of the fascinating things about Kenos, is it not? The diversity of peoples is still a marvel to me, even now...

[ He means it! Every time he meets a new "species" of person, he's more than happy to talk with them at length. So, the answer to her question also comes easily. ]

But I am long-lived, certainly. My kind are not immortal, precisely, but very close to it. We do not suffer from things like disease or aging, so as long as we do not meet a violent end, we will continue. Tracking our longevity is a bit of a complicated thing, so I cannot give you a precise answer... But I have existed for several thousand years at this point, personally.