It was nothing serious as far as Derek could tell, since a fair distance away, settling with watching right now, but Derek didn't want to chance their luck and hang around to see. It wasn't a sedate pace he set, but they weren't exactly sprinting out either. That would probably attract more attention.
"It happens." Most packs smelt like one another all the time. For as long as Derek had known Scott he'd had a faint scent of Allison most of the time, and Stiles and Scott smelled like each other too. More recently it was the coyote that Stiles seemed to almost marinate in. "Isaac still smells a little like Erica." But that was probably because he'd stolen all the blankets from Erica's room after she vanished.
"Most packs have mingled scents. You're around me the most."