Frédérique Fraisse Volgorde van de boeken

Troubled by family problems, Henry finds his life taking a whole new dimension when he and his friend, old Mr. Fogarty, become involved with Prince Pyrgus Malvae who has been sent from the faerie world in order to escape the treacherous Faeries of the Night.

On Arborium, the last forested island in the future, fourteen-year-old Ark, who lives in a mile-high city set in the tree tops, overhears a plot to rob Arborium of its wood, a natural resource more precious than gold