The Amateurs

From the author of Pretty Little Liars. - Everyone's dying to know the truth... When Aerin Kelly was eleven, she idolised her seventeen-year-old sister, Helena, and they did everything together. They made Claymation movies and posted them to YouTube. They made fun of Windmere-Carruthers, the private school they attended, they invented new flavours for their parents' organic ice cream shop, and they dressed up their golden retriever, Buster. But when Helena went into senior year things started to change. Rather than being Aerin's inseparable sister, she started to push her away. Then, on a snowy winter's day, Helena vanished...