Book Three of the Elfhome series, the follow-up to Wolf Who Rules and the award-winning fantasy-SF novel that started it all, Tinker. Elfhome - A world of powerful magic, beautiful elves, man-eating trees, frost-breathing wargs, and god-like dragons. Pittsburgh - A city that has been stranded deep in virgin elfin forest to stave off an invasion by the merciless oni. Now, its population of sixty thousand humans and a handful of elves are pitted in a war that will only end in genocide! Now, children are disappearing, and girl genius Tinker - a once-human orphan turned elf princess - is determined to find them! But, in so doing, she uncovers ancient secrets and a web of betrayal!