Ребекка Яррос (Rebecca Yarros)MORE FROM REBECCA YARROS
THE EMPYREAN SERIES
Fourth Wing
Iron Flame
Onyx Storm
PIATKUS
First published in the United States in 2025 by Red Tower Books,
an imprint of Entangled Publishing, LLC
First published in Great Britain in 2025 by Piatkus
Copyright © 2025 by Yarros Ink, Inc
Interior art by Bree Archer
Interior World map art by Melanie Korte
Interior design by Britt Marczak
End paper art by @bethgilbert_art
The moral right of the author has been asserted.
All characters and events in this publication, other than those clearly in the public domain, are fictitious and any resemblance to real persons, living or dead, is purely coincidental.
All rights reserved.
No part of this publication may be reproduced, stored in a retrieval system, or transmitted in any form or by any means, without the prior permission in writing of the publisher, nor be otherwise circulated in any form of binding or cover other than that in which it is published and without a similar condition including this condition being imposed on the subsequent purchaser.
A CIP catalogue record for this book is available from the British Library.
ISBN 978-0-349-44324-9
Piatkus
An imprint of
Little, Brown Book Group
Carmelite House
50 Victoria Embankment
London EC4Y 0DZ
An Hachette UK Company
Contents
Prologue
Chapter One
Chapter Two
Chapter Three
Chapter Four
Chapter Five
Chapter Six
Chapter Seven
Chapter Eight
Chapter Nine
Chapter Ten