[ He guesses he and his brother could be; neither of them have kids. It's probably g onna be Sam to carry on the family name, Dean's pretty sure he's gonna croak in purgatory back home, not that he'll stop trying to get out. Benny says he knows a way, Dean believes him. ]

Can't say much about Valyria and Westeros, [ he admits, taking a sip, ] but the whole 'first men' thing was a long time ago, so maybe worlds collide, something like that. [ He takes a sip, lets it heat his chest and belly, and sighs. Hits just right, after some awkward shenanigans. ]

My brother would probably know more.