Books like Lying About Last Summer

Skye is looking for an escape from the reality of last summer when her sister died in a tragic accident. Her parents think that a camp for troubled teenagers might help her process her grief. All of the kids at the summer camp have lost someone close, but is bringing them together such a good idea? And can everyone at camp be trusted? When Skye starts receiving text messages from someone pretending to be her dead sister, she knows it's time to confront the past. But what if the danger is right in front of her?