When seventeen-year-old Hannah stumbles upon a website about Thinspiration--an online community devoted to anorexia as a life choice--she becomes an obsessive follower of the site founder, ButterflyAna. By the time Hannah's family realizes what is happening and get Hannah the help she needs, the disease has fully taken hold and Hannah is refusing to eat. Will this family be able to exorcise the demon of anorexia from their lives?