As the last surviving alpha of his fallen kingdom, Crispin disguises himself as an omega to escape execution. To avenge his slaughtered people, he endures humiliation as a plaything for his enemies while quietly plotting his revenge. Yet his entire plot is thrown into chaos after a fatal mistake leads him to mark Prince Hill of the Ethelanian Empire. Now tied to the very prince of the enemy empire who enslaved his land, Crispin is caught between a thirst for blood and a chaotic, forbidden connection that could ruin everything.