Flick approaches the nearest person. "Sure, they might not be a witch, but if you ask me there's still a witch problem in this town. Thing about witches, they always leave behind an invisible residue where ever they go. It's near impossible to detect without proper magical training. Luckily, I'm a elf so I've of course had such training. If I were any of you, I'd have my home searched for any witch residue before the problem escalates into something serious."