"If you do see anyone from your home here, hopefully it's a friendly or at the very least tolerable face. This might be an okay sized city but would become pretty small if some faces I'd rather not see show up." She's just saying.

She doesn't even think twice or flinch at the sight of more noticable fangs. "I'm always down to trade stories. I'm sure you have some good ones too that don't involve questionable aliens."