Wilford is an expert at conserving his resources.

"Keep it. You might get bored later," he says.

He gets up and opens up the door to peer outside. Everything seems quiet - or as quiet as this place ever gets - and experience has told him that if security didn't see it happen, they don't care.

"I think it might be safe," he says. "And I need to take him outside." He nods back toward the puppy, who is chewing on his own foot.