Fei, prophesied at birth to become the “Empress of All Empresses,” is raised in the palace to wed the Crown Prince of a vast empire but grows up in isolation. Determined to claim her own fate, she sets out to slay a legendary tiger, only to cross paths with Yexue, a runaway prince with dark magic and an army of vampires. Caught between duty, desire, and destiny, Fei must navigate two princes, blood-soaked visions, and a prophecy that could reshape the world.