In 9th century China, a corrupt government wages war against a rebel army called the Flying Daggers. A romantic warrior breaks a beautiful rebel out of prison to help her rejoin her fellows, but things are not what they seem.
On the surface, Saya is a stunning 16-year-old, but that youthful exterior hides the tormented soul of a 400-year-old "halfling". Born to a human father and a vampire mother, she has for centuries been a loner obsessed with using her samurai skills to rid the world of vampires, all the while knowing that she herself can survive only on blood like those she hunts.
Su Qi-Er, a wealthy man living during the Qing Dynasty who loses his fortune and reputation as a result of a conspiracy against him. After being forced out onto the streets, Su dedicates his life to martial arts and reemerges as a patriotic hero known as the "King of Beggars."
