From the dazzling and award-winning author of Angel of Ruin, The Resurrectionists and The Infernal. Christine Starlight has never forgotten the best friend of her childhood, the strange, red-haired Mayfridh. Abducted by the barren king and queen of a Germanic faeryland, Mayfridh has since grown up and succeeded to the throne of the Autumn Castle, lonely and reliant on the counsel of the wolf Eisengrimm. And then, for a short time, the human and faery worlds are in conjunction. When Mayfridh decides to come looking for her childhood friend, she finds Christine's partner, Jude, first and falls instantly and madly in love with him. With the help of the witch Hexebart, she learns Jude's dread secret. And Christine, the victim of a childhood accident and a lifetime of chronic pain, becomes a visitor to Mayfridh's faery world - with unpredictable consequences. But it isn't merely jealousy and secrets that could tear them all apart. Watching over them is the cruel but brilliant billionaire Immanuel Z., who is gathering faery bones for a grand sculpture ...