A different dimension from the world we know — Edda Realm. Arkthrone Kingdom, protected by the Sacred Virth, is a part of it. Princess Tierna of the Arkthrone Kingdom, as one of the Sacred Virth known as Sacred Claire, was guarding the people from the evil forces. However, the peace Claire was protecting was suddenly shattered. From the otherworldly Barbalissimos, bizarre demonic tribes began their invasion. Facing these savage invaders, Claire, along with another Sacred Virth, Sacred Noir, took up the fight. To root out the core of evil, Claire and Noir decided to venture into the modern world. But the distorted dimension led them to an unexpected encounter with Sword Maidens!