As the novel’s primary antagonist, Vale initially presents himself as a palace steward, embodying the strategy of Preserving Power through Deception. As the novel progresses, he deploys a mask of civility and concern in his efforts to manipulate Elara. He is a master of psychological warfare, expertly exploiting her love for her brother to enlist her in his plot to usurp the throne. His speech is often laced with riddles, and his calm demeanor rarely cracks, but this carefully constructed persona of a loyal servant hides his centuries-old bitterness and ruthless ambition. When Elara eventually discovers that he is not Kael’s half-brother but is in fact the personification of Death himself, this revelation recontextualizes his actions, and she realizes that his political scheming is really a cosmic game of control and revenge.

However, beneath his manipulative surface lies a complex and wounded psyche. Vale harbors an ancient grudge against Kael’s ancestor, who murdered his friend and mentor, Eamon, and tricked him into the obligation to create the cursed crown. The most crucial aspect of this backstory, however, is Death’s reluctance to accept the idea that in chess, the queen is simultaneously the most powerful and the most expendable piece, for her purpose is to defend the king from harm. This detail presents him as a complex figure whose overt malice is fueled by his sense of betrayal and his deep loneliness. Yet even so, his identity as the architect of the curse ties him inextricably to the suffering of the kingdom, suggesting that his quest for the crown is also a quest to reclaim a fundamental part of himself.

Despite his cold calculations, Vale develops a genuine and possessive desire for Elara, being drawn to her resilience and her intimacy with his own domain of death. As he tells her, “I happen to find you quite…enthralling” (174). His interactions with her become increasingly fraught with sexual tension that culminates in their passionate encounter in the tower: a scene that conflicts with his strategic use of her as a pawn. Vale is ultimately a deeply tragic figure, for although he yearns for a genuine connection, he cannot stop himself from tainting it with his own reliance upon the tools of control and deception.

As the long-suffering king of Marrowbrae, Kael reigns over an inexorably rotting kingdom, and his rule is defined by the burden of Weighing Duty Against Personal Survival. Traumatized by having witnessed both his biological mother, Queen Maeryn, and his adoptive mother, Queen Ophelia, being sacrificed to the crown, Kael refuses to perpetuate the curse by claiming and slaying a bride of his own. While this moral stance is born of a noble impulse, his reticence nonetheless causes the unsated curse to intensify and spread rot throughout his kingdom until the crown receives its requisite measure of blood. Kael is trapped between his duty as a king and his personal conscience, and this paralysis has destructive consequences. When Elara first meets him, he is rotting alive, and the same blight spreading through the kingdom runs rampant in his own body although the crown keeps him alive. His initial hostility toward Elara arises from his need to prevent himself from forming an attachment to a woman he might be forced to sacrifice.

Kael’s deep love for Ophelia, the only mother who ever showed him affection, is the source of his trauma and his resolve. He locks away the greenhouse filled with roses and covers the mirror in the royal chamber where Queen Maeryn was slaughtered, refusing to confront the bloody history that defines his inheritance. Through his interactions with Elara, however, these defenses gradually give way as he is drawn to her blunt cynicism and lack of fear. Through their shared vulnerability, he rediscovers his capacity for connection and kindness.

Although Kael also proves himself to be capable of great cruelty and violence, his final moments display the best aspects of his character when he decides to sacrifice his own life for the good of the kingdom. Realizing that he cannot break the curse and that he is unwilling to sacrifice Elara, he forces her to kill him and take the crown herself, thereby ending his suffering and breaking the cycle of sacrificing queens. In the moments before his death, he tells Elara the location of every document that she will need to govern, and this pragmatic final act that distinguishes his reign from his father’s. Whereas his father fed the crown by sacrificing others, Kael directs Elara’s blade toward himself, finding redemption in the very moment he surrenders his own life.

Daron, Elara’s younger brother, is only a minor character, but his illness gives Elara a concrete reason to accept Vale’s initial bargain. Beset by the rot, he rapidly deteriorates, and his struggle with the rot provides the narrative with its most immediate and personal stakes, for he is the human face of the suffering caused by Kael’s inaction and the crown’s curse. Despite his deteriorating health, Daron maintains a sense of humor and warmth, often teasing his sister to lighten the grim atmosphere of their work as gravediggers. His love for Elara gives her a concrete reason to endure the horrors of the palace, and he also represents the many innocent lives that Elara is fighting to save.

As the head of the palace staff, Miss Hampshire personifies the decaying institution of the monarchy. Like the palace itself, she is marked by the curse’s physical toll, with the rot spreading through her body just as it spreads through the kingdom. Her primary role is to express her unwavering loyalty to the king as she seeks to protect the secrets of the crown. At several points, she hints to Elara that she is privy to the king’s’ secrets and Vale’s shadowy presence, and she serves as a gatekeeper of information, upholding the rules of the palace with grim determination. Initially suspicious of Elara, she also demonstrates moments of kindness, revealing a weary pragmatism forged by years of service in a dying household. Crucially, her loyalty is to the office of the king rather than solely to the man who wears the crown, and she facilitates the final, bloody rite with a somber resolve that emphasizes the palace’s acceptance of its violent traditions.