Flight risk, but hard as she'd been to find in here Kurt wasn't really surprised when he saw the girl in the energy bubble skittering towards the exit. Kurt was fully aware of how terrifying he was and that he probably shouldn't scare this stranger any further but he really didn't want to have to extend this chase out into the night amongst a maze of warehouses. Trying to talk didn't work but maybe if they could catch the stranger and calm them down things would go more smoothly.
He sighed and then disappeared, reappearing right in front of the door in a puff of sulfuric smoke. "We only want to talk to you!" he exclaimed before she- it was a girl he noticed, closer and able to actually see her now- lashed out at him. He raised his hands in a gesture of surrender (though who knew if that was particularly comforting when he'd just appeared out of nowhere and looked like a blue furry demon). "Please."