Book I of The Stone trilogy. Imagine a wall the size of a world …Caught in the eruption of Krakatoa in 1883, Victorian adventurer Jonah Lightfoot is catapulted to the vertiginous world of Stone. Here he is pitted against Archan, an immortal dragon who has lain imprisoned for a million years with hatred growing inside her … and is now free. Embarking on a desperate odyssey across this strange vertical landscape, Jonah meets new companions, magic and more besides. For Stone is more than just a fantastic realm – inside its mighty wall lies the key to the past, present and future of the entire human race. Cover art by Les Edwards.