Hearts Beat Fast - Book One in The Chains series.

A young girl named Jackie, and her best, and only, friend Michaela, had to be two of the most unpopular girls in school. If you wanted to pick on somebody, that was them. Their friendship still held tight together by chains, they managed to overpass false rumors and accidents along their seventh grade course but when eighth grade comes along, things change for the worse. Michaela moves to her hometown in Pennsylvania leaving Jackie alone with the true bullies. Faced with troubles alone, she decides it's best to have a buddy. The two manage to keep contact but when they suddenly are in the frist day of school, things aren't what they seem to be. Follow 13 year old Jackie Crouch, in her last year in middle school in Hearts Beat Fast. This book is based on true events.