Oh, that's just lovely. Really, just a great place you've got here.

[ gaius is aware that it probably isn't his place, but he's just complaining out loud. he's out of his depth, and it's getting worse and that smile john's wearing isn't encouraging for a number of reasons.

he shoots another disdainful look at his cup before he drinks from it again; reassurance aside, if it has been tampered with, it's too late now anyway. ]

Lucky us, not being forced to drink people, but does it not being human blood explain why it behaves that way?

[ to reluctantly address what he's observed. ]