Gabrielle, Theo and Hester have grown up in an ecological catastrophe: climate change is making Earth uninhabitable. But when they join thousands of teenagers around the world in developing a strange new power - the ability to grow plants from their skin - it seems there may be hope for the planet after all. However, plenty of profit-hungry organisations would like to exploit these so-called "Greenfingers" for their own means. As Gabrielle, Theo and Hester battle to master their new ability, and navigate first love and family expectations, can they outsmart the corporations and bring about a green rising?