In a world where monsters called Yoma prey on humans and live among them in disguise, humanity's only hope is a new breed of warrior known as Claymores. Half human, half monster, these silver-eyed slayers possess supernatural strength but are condemned to fight their savage impulses or lose their humanity completely.

Clare's first battle with the Yoma of Rabona has left her body drained and shattered. With no time to recover, she must face the creature again after it chooses Raki as its next victim. Luckily, Raki remembers that he is carrying Clare's trusted broadsword and manages to get it into her hands. But unlike Clare, the Yoma is fighting at full strength and thirsting for blood...