"Hey, hun, how are you?" Babs greeted Cass with a warm smile. She hadn't been expecting the younger girl either, but at least this sort of drop in wasn't unusual. She placed her hand on top of Cass' briefly before moving her fingers back to the keyboard.
"What do you think? Toy with him a little before I let him up here?" She grinned and shook her head, answering her own question. "That'd be mean..."
Babs reached over to the intercom button again. "I'm going to buzz you in. Go into the open elevator. Don't hit any of the buttons. I'll take care of it." Scans and security checks would be done during the elevator's slow crawl to the attic floor. If she didn't like what she discovered there were plenty of options.