Wintergirls by Laurie Halse Anderson

Anderson, Laurie Halse.Wintergirls. Viking. March 2009. ISBN 978-0-670-01110-0

Lia’s former best friend Cassie is found dead under suspicious circumstances in a cheap hotel room, and Lia can’t shake the guilt of knowing that Cassie tried to call her over thirty times the night she died. Anderson’s use of flashback brings Lia back to the beginnings of their friendship and subsequent fall into the desperate struggle of eating disorders and cutting. Lia battles to overcome her depression, but is she destined to suffer the same plight as Cassie? A haunting, disturbing story that will stay with you long after you’ve read its final page.