As the evil Nacht spreads his darkness across the valley, Tom and his friends, the Bone family, desperately try to find the Spark that will heal the Dreaming and save the world.

Twelve-year-old Tom Elm, his raccoon friend Roderick, Percival, Abbey, and Barclay Bone, warrior-priest Randolf, and forest-woman Lorimar join in a quest to find the pieces of the Spark that can save Dreaming--and the Waking World--from a Darkness created by the Nacht.