The optimism part. Vampires tend to run more wild, bloodthirsty, regal, or dark. Not really beings who would offer such words for the sake of another. Still, that's more a Western view of vampires that made its way over to Japan. And stuck around for thematic portrayal.

"If ya wanna be literal about it, yeah." Some people are lucky and come in with some others who know them already here and set up, giving them an immediate foothold and bonus when it comes to that "starting" point. The fact Trench doesn't run on "money" is another leveling of the proverbial playing field.

Dabi appreciates the lack of cordial formalities or whatever. It's not a 'pleasure' nor is it a 'happy to meet you' moment either. No one wants to meet someone else here; that means both people have been kidnapped from their home and imprisoned here. Hardly something to cheerfully welcome like it's a vacation.

"Night shoppin's less busy, but there's less variety and more thieves."