"The Emperor's Blades" is a fantasy novel by Brian Staveley that follows the story of the three children of the recently assassinated Emperor of Annur. Each sibling faces their own challenges as they navigate a world filled with political intrigue and danger. The narrative primarily focuses on Kaden, who is training in a remote monastery, Adare, who is working to uncover the truth behind their father's death, and Valyn, who is being trained as an elite soldier. Their journeys intertwine as they seek to understand their roles in a tumultuous empire.