A year after her best friend Lora mysteriously disappears from Clearwood Home, twelve-year-old Ellis is put in charge of the orphanage's new arrival: Pip. Small, silent, and strange, Pip is inexplicably drawn to the eerie Ghost Tree, a fossilized relic of the Blight that killed every forest in the world. But Pip's connection to nature makes her, Ellis, and their friend Jasper targets of Mother Dear, a sinister, scientific mastermind determined...