Onyx Storm by Rebecca Yarros is the explosive, heart-pounding next installment in the bestselling Empyrean fantasy series. Packed with intense battles, deepened bonds, political intrigue, and shocking twists, this book pushes Violet and Xaden into dangerous new territory as secrets unfold and the fate of their world hangs in the balance. Emotional, epic, and impossible to put down—perfect for fans of dragon fantasy, romance, and high-stakes adventure.