Doc contemplated the suggestion for a second before shrugging to himself. If she didn't mind him sitting down next to her, he wasn't going to argue. Taking one last glance down at the grounds, he turned and slid down the parapet until he was seated on the ground. It was colder than he had expected, but not overly so. He leaned his head back to look up at the darkening sky and took another puff on his stolen cigarette, exhaling upwards and watching the smoke drift away.
He looked back at his companion. "You do this often?" he asked her, genuinely interested. "I can normally only ever get a hold of cigarettes during the summer, and my grandmother gives me hell over it, so I have to sneak them. Not really the sort of habit one expects in your average, prim, perfect Slytherin, is it?"