Evil Sword and Holy Sword

In the distant Holy Spirit Continent, there exists a magical energy called "Holy Power". Here, a person with holy power is equivalent to having power and status. The world under the background of the supremacy of the strong exposes the ugliness, greed, and desire of human nature like shadows in the light. Ian, a half-orc living at the bottom of the world, accidentally got a black dagger after running away from home. The dagger said to him: "Why do you desire power?" "I just want to completely purify this ugly world, even if I kill everyone in the world for it, I won't hesitate!"