Perhaps attending a party such as this wasn't in her best interests. She was a good girl, as far as Slytherins went, and alcohol plus sex would be a far cry from what she was used to. Good. She needed to regain control of her life somehow, and if being reckless with her personal safety was how to do it, then she was in.
A familiar face dropped by, and she flashed a little smile. It was strange wearing so little clothing, but she was glad that she had more on than others.
"Really? Thanks...I wasn't sure if I was supposed to come in, well, less."