The first book in the series takes place on Klairn, a post apocalyptic, yet provincial world where an elite core of Protectors keep watch over those who would cause harm. Becoming a Protector of Klairn is about as hard as making the Olympics on Earth
Olive the Green Dream Train invites Danielle and Nina to come with her to plant special trees that can heal the atmosphere better than other trees can. A mysterious angel guides them, and the Dark Phantom tries to mess everything up again.