[Flynn can't wholly suppress a frown at that. But that would be an issue to take up with Yuu's commanding officer, and he's not about to interrogate someone about wanting to give back to people that took care of them.]

Vampires... monsters of some kind?

[It's almost absentminded, just trying to absorb the information.]

I don't suppose you weren't lucky enough to get a power that would make it easier to keep your weapon out of other people's hands? You'll have to watch it closely in a crowd like this. I'd be interested to see what a demonic sword does, but not here.