This is all very unsettling. Darcy's hand doesn't leave her weapon even as she steps to the opposite side of the hall from her partner. "Is he a zombie?" she asks with no shortage of concern. Then turns to regard the slowly moving man himself and pose the question again, "Are you a zombie?"

Because a zombie would totally respond to that question. Whatever. It seemed rude to talk about him as if he wasn't actually there, stupid question aside.