Her Hidden Fire

Pacey and gripping at every turn, this is a thrilling fantasy about power and patriarchy. * The Bookseller, featured as “Book of the Month” *A complex web of magic, feminism, sexual desire, Irish folklore and, of course, dragons – this will leave fans desperate for the next in the trilogy. – Sally Morris * Daily Mail *Riveting, romantic and thought-provoking, this chunky YA fantasy interrogates patriarchy, power-hoarding and the myths by which injustice sustains itself. – Imogen Russell Williams * The Guardian *O’Sullivan deftly interweaves Irish-mythology-inspired worldbuilding with dystopian fantasy trappings to deliver an intriguingly dark romance. * Publishers Weekly, starred review *Brimming with intrigue, romance, and peril, this fast-paced fantasy sweeps readers into a world of impossible choices and breathtaking twists that will leave them racing toward the end. A lush and compelling debut. * Kirkus Reviews *O’Sullivan’s Irish-inspired fantasy creates a lush landscape filled with magic and deceit that readers will be eager to uncover. Highly recommended. – Emily Walker * School Library Journal, starred review *O’Sullivan doesn’t shy away from exploring the human cost of magic and how far patriarchal societies will go to indoctrinate the next generation. This story will captivate any romantasy reader and have them eagerly awaiting the sequel. – Stacey Shapiro * Booklist *An excellent start to a new trilogy. – Anna Bonet, “The 14 best new children’s books for spring 2026” * The i Paper *

Cliodhna O’Sullivan is a writer based in Co. Louth, Ireland. She works part time as a legal counsel, is reasonably fluent in German, and plays in a band, Molasha. She is married with three children, living with far too many cats and a dog.

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