If they were anywhere else, Oliver would have let his tongue slip. The line "what the hell is this?" demanded that he ask it, but with a great effort of will, he bit it back.
"I didn't know that we were allowed retainers…" he said instead. These retainers were clearly other students as well. If one was to have a retainer, he figured they'd have brought along a servant from home or something.
Blackthorn tilted her head in surprise at that. "Really? Mm… Could it be, that you're kind of stupid? It would make sense… You did punch a professor yesterday."
Oliver's eyebrow twitched. Despite clearly being horrified by their Lady's talk, her retainers seemed to share the same shocked sentiment, as though nothing could be more self-evident than the fact that a noble student would have retainers.
"Is that something else I'm meant to know, then?" He murmured, half to himself. "I suppose when you've got the coin for it…"