Klaus internally berated himself for being so suspicious off the bat. It was, perhaps, a side effect of living so long in the city of monsters and miracles. You never knew which was what. And he couldn't make assumptions about people just because one had hissed at him like an angry cat. The young man didn't look rabid after all. Well, probably not rabid. Maybe. He wouldn't rule it out.

When the stranger had practically spat his reply, Klaus's concern grew.

"My apologies. You seemed ill." Klaus kept his tone even and calm. "Do you require assistance?"