Daittejia was an ordinary yet "special" student in the Divine Mechanism Kingdom. During all the years he spent training to become an arcane mage, this boy, who had no bloodline abilities, used cheat techniques to hide the fact that he couldn't use arcane arts. But by a twist of fate, he obtained a "dark substance" capable of absorbing and releasing powers. Then, under the guidance of the mysterious organization "Night Angels," the protagonist traveled from the Divine Mechanism Kingdom to Delga, then on to Alma, gradually unveiling the mysteries of this world...