Glorious, powerful, magic; a city of twists, turns and tricksters; extraordinary secrets which only one girl can uncover...welcome to the world of Arkspire. Discover the epic conclusion to the Arkspire series, from the bestselling author of Frostheart. 'A triumph . . . The magic is mesmerising, the humour masterful and the adventure magnificent.' - A. F. Steadman, bestselling author of Skandar and the Unicorn Thief 'Full of fabulous characters, fantastic humour and breakneck thrills.' - Jonathan Stroud, bestselling author of Lockwood & Co.. Juniper Bell is on her own. She's betrayed her friends, been double-crossed by the Arcanists, and exiled from her home. The Arcanists have won, and now she can only watch from afar as her city is destroyed, and her twin sister is corrupted by evil magic. But Juni's got one thing going for her - she's a breaker of rules, a maker of trouble. So she'll be back. But can she save the city and everyone she loves, before it's too late? Praise for the Frostheart series: 'Wild, funny, lavishly illustrated and filled with excitement' - The Guardian 'A rip-roaring action adventure, full of humour, heart and unforgettable characters' - The Bookseller 'Littler is an expert at pushing reluctant readers from one chapter to the next' - The Times