The word kid hit her and all she could do was snap her teeth together. The grinding sound giving her comfort from the words in her head. "I.AM.NOT.A.KID." Her whole life it had bothered her and here it did the same. If he only knew a part of her life he would understand she thought.
You could just give up walk out, or just break down you're good at that. Her other personality really wanted to have fun but she was in control. "I don't know you, but from what I have seen." It was the best she could offer for her mistake.
"Thanks, I can handle myself pretty well but you look like you know all this." She enjoyed fighting and he looked like someone who could help her keep her ground a little.