In pre-unified China, the King of Qin sends his concubine to a rival kingdom to produce an assassin for a political plot, but as the king's cruelty mounts she finds her loyalty faltering.In pre-unified China, the King of Qin sends his concubine to a rival kingdom to produce an assassin for a political plot, but as the king's cruelty mounts she finds her loyalty faltering.In pre-unified China, the King of Qin sends his concubine to a rival kingdom to produce an assassin for a political plot, but as the king's cruelty mounts she finds her loyalty faltering.