Two years have passed since dragons returned to the world of man. Isabella and Sisera have been working together to understand their bond and unleash Isabella's magic. Kai and Raven have been building up the Tower of Kings and a community has sprung up around it. But the return of dragons is not without perils. The Sacred Blood, sworn enemies of the dragons, have infiltrated the community and intend to destroy everything they have built. Sacred Blood is the third Dragonblood Sagas novel. Lyric's Curse, the first Dragonblood novel, can be read before or after the Sisera's Gift novels.