He let himself get tugged along, though he was keeping a watchful eye out for Severus. He wouldn't want him tripping and careening forward onto Remus -- well, he wouldn't want Snape getting hurt. His speed slowed the closer they got to the castle though.

"I'd lag? I've kept up with you running around the whole school. I think I can take you as a werewolf." He looked up smugly. He had to lift his chin slightly to look in his eyes since he had the height advantage walking ahead of him on the hill.

"Besides don't you know that torturing your body as it's ripped and transformed into a beast against it's will is actually pretty athletic? It's how I got this great physique." While it was true and horribly painful, he tried to make light of it.