Werewolf?

Avery is what seemed to be a normal human girl, but she then discovers something that shows her that she is indeed different. She has newly moved to a new city, and new house, and well is starting anew. She later meets- more like sees a girl from her class that changes her quite literally- Their relationship changes, and they get to know each other.

I'll leave it at that- Anyway I warn that this is my first book- Anyway I hope this peaks your interest.