There was no light in the world. Only when darkness existed could light have meaning. There was no right in the world. Only when wrong existed could right have meaning. There were no gods in the world. Only when humanity existed could gods have meaning.
A hatred lasting tens of thousands of years. A person forced onto the path of revenge. An enemy and a friend, both equally terrifying, bearing an endless fate.
A divine weapon concealing the world's most terrifying secret. Capseuo, the world's strongest, its last hope. Rastem, an ancient power.
A legend: Rastem unlocks the power of the divine weapon. The divine weapon unlocks the power of Capseuo. Capseuo appears in the world, bearing the power of revenge.