In the perilous heart of Scion London, a dangerous and valuable poltergeist is on the loose - and it must be caught before chaos erupts on the streets of the capital. Here, the clairvoyant underworld plays by its own rules, and rival gangs will stop at nothing to win such a magnificent prize. Sixteen-year-old Paige Mahoney is working for Jaxon Hall, the most notorious mime-lord in the city. He thinks she is hiding a powerful gift, but it refuses to surface. Maybe this is the opportunity she needs to secure her position in his gang, the Seven Seals....

In the first book of a visionary fantasy trilogy with its roots in the mythology of Africa and Arabia that “sings of rebellion, love, and the courage it takes to stand up to tyranny” (Samantha Shannon, author of The Priory of the Orange Tree), three women band together against a cruel empire that divides people by blood.

Tunuva Melim is a sister of the Priory. For fifty years, she has trained to slay wyrms – but none have appeared since the Nameless One, and the younger generation is starting to question the Priory's purpose. To the north, in the Queendom of Inys, Sabran the Ambitious has married the new King of Hróth, narrowly saving both realms from ruin. Their daughter, Glorian, trails in their shadow – exactly where she wants to be. The dragons of the East have slept for centuries. Dumai has spent her life in a Seiikinese mountain temple, trying to wake the gods from their long slumber.

Exiled by her despotic brother, princess Malini spends her days dreaming of vengeance while imprisoned in the Hirana: an ancient cliffside temple that was once the revered source of the magical deathless waters but is now little more than a decaying ruin. The secrets of the Hirana call to Priya. But in order to keep the truth of her past safely hidden, she works as a servant in the loathed regent’s household, biting her tongue and cleaning Malini’s chambers.

Cambridge professor Emily Wilde is good at many things: She is the foremost expert on the study of faeries. She is a genius scholar and a meticulous researcher who is writing the world’s first encyclopaedia of faerie lore. But Emily Wilde is not good at people. She could never make small talk at a party—or even get invited to one. And she prefers the company of her books, her dog, Shadow, and the Fair Folk to other people. So when she arrives in the hardscrabble village of Hrafnsvik, Emily has no intention of befriending the gruff townsfolk.