And not just any bookshop. In 1893, Cole’s Book Arcade in Melbourne is the grandest bookshop in the world, brimming with every curiosity imaginable. Each day brings fresh delights for the siblings: voice-changing sweets, talking parrots, a new story written just for them by their eccentric father.When Pearl and Vally learn that Pa has risked the Arcade – and himself – in a shocking deal with the mysterious Obscurosmith, the siblings hatch a plan. Soon they are swept into a dangerous game with impossibly high stakes: defeat seven challenges by the stroke of midnight and both the Arcade and their father will be restored. But if they fail Pearl and Vally won’t just lose Pa – they’ll forget that he and the Arcade ever existed.

    But not all legends are true, and the Wolf isn't the only danger lurking in the Wilderwood.As the only Second Daughter born in centuries, Red has one purpose-to be sacrificed to the Wolf in the Wood in the hope he'll return the world's captured gods.Red is almost relieved to go. Plagued by a dangerous power she can't control, at least she knows that in the Wilderwood, she can't hurt those she loves. Again.But the legends lie. The Wolf is a man, not a monster. Her magic is a calling, not a curse. And if she doesn't learn how to use it, the monsters the gods have become will swallow the Wilderwood-and her world-whole. The author has provided a list of content warnings here.

    To make matters worse, the Lontown Geographical Society finds Ernest Brightstorm guilty of sabotaging the expedition of his competitor, Eudora Vane, a respected and powerful member of the Society. But then a mysterious clue leads the twins to question the story they’ve been told. Joining the ragtag crew of the Aurora, a homemade sky-ship captained by the intrepid Harriet Culpepper, Arthur and Maudie race to South Polaris to salvage their family’s reputation. As the sky-ship sets sail, the twins must keep their wits about them if they are to uncover the truth about what happened on their father’s doomed expedition, and to prove themselves worthy explorers. Brightstorm is a propulsive, vividly imagined fantasy adventure set among vibrant landscapes and peopled with dynamic and unforgettable characters.

    Into this mix comes young Aidan Cain, who turns up from the orphanage asking for safety. Who he is and why he's there is unclear, but a strong connection between the two becomes apparent.