Payton Brave's twin sister, Dylan, has been missing for more than a year. So has Payton's memory. Amid the turmoil of her sister's disappearance, Payton feels lost as the one left behind. Her mental state wrought and reckless, she tumbles from the graces of popularity to the outskirts of high school society, where she attracts a rag-tag group of friends--and a troubling romance with her sister's boyfriend, Cole. Though...