Severus told himself he was worrying over nothing - after the past ten years or so, any number of things would pass at Hogwarts with hardly more than a raised eyebrow. What was a squid in the grand scheme of things, or even a staff member with a highly checkered past. The worst of it, he thought, would be that he would have to keep a closer eye on his groundskeeper than he might have had he hired someone who hadn't spent his adolescence proving himself incapable of walking and simultaneously carrying on a conversation. But he had managed worse.
"Go, if you like," he said. After a beat he caved to convention, stood, and briefly took his hand; there was no sense in getting off to the wrong start. "Better to have someone escort you, for now. I'll have you the papers soon enough." And then perhaps it would simply slip by without anyone noticing.