Armageddon-the final war between good and evil, to be waged at the end of the world. Its predetermined outcome was overturned. The desperate wish of those who "did not want to die"-that hopeless selfishness-empowered the evil god. Eight billion humans were sacrificed, and only a handful were allowed to survive-to be toyed with endlessly as the evil god's playthings. The "Frashokereti" (Renewal of the World), which had been repeated countless times since the dawn of the universe, was shattered here for the first time. The sun will never rise again. In a world where reason has gone mad, there is only one thing of value: human blood. Blood is currency. Blood is fuel. Blood is-a weapon. After countless sacrifices, the magicians devised a single spell. A forbidden ritual that transforms a girl's blood into a blade capable of vanquishing demons. Blood as a weapon. Life as a weapon. Humanity itself-the final weapon to resist the demons. Chosen... Survivors... The strongest, cursed girls. Blood-battle humans-. ...