He knew enough about vampires to know their powers. Something like that - manipulation of nature - Zero knew only vampires could do that. But he should have sensed it. He should have felt a vampire nearby so why hadn't he? Was something wrong with his Hunter senses here? Or was it something else completely? He didn't know but he didn't trust him either.

He takes two steps back. "How did you do that?" He asks, voice eerily calm for someone who looked as if they'd run at any moment.