Descendants of Swordsmen

The ancient northern continent, the mysterious moon spiritual realm, the challenging treasure coast, the moon god and the swordsman, the knight and the elf, the demon and the darkness... The young knight Osvid, the last king of the dragon tribe Edes, the mysterious magical girl Phyllis, in the seventeenth year of the Raven Era, what awaits them is the evil that has traveled through thousands of years...