The Secret Garden meets A Wrinkle in Time in the spellbinding final book of the New York Times -bestselling Greenwild series. Daisy and her friends may have defeated the Grim Reapers in Iffenwild, but it's clear that the battle for the Greenwild is only just beginning. With the support of the Iffenwilders and their mighty water magic, Daisy and her friends are finally setting off to rescue the Botanists held prisoner in the heart of the Amazon rainforest - including Daisy's ma and the Prof's grandfather. But when an unexpected attack sends the rescue mission spinning off course, Daisy, Indigo, and the Prof find themselves in the Amazon alone - where they must draw on every ounce of their courage, magic, and ingenuity to survive. This is a battle that can't be won single-handedly, and Daisy will need the support of her new friend Max, a strange Grayside girl called Fen, and the massed might of the Amazerians, guardians of the biggest and most magical pocket in the Greenwild - if she isto take on the Reapers once and for all. Readers will not want to miss this thrilling conclusion to the Greenwild series.