Author's Message: I would like to thank the readers for reading another story of mine that I remake. A short review and lots of support is enough to keep the story alive for the next day. Below are several important terms that I have listed which will assist you in the journey of reading this story. I will add more terms from time to time, so don't worry.

Mystic Energy: The life force energy that not everyone can use without rigorous training. It is the primary power source of the Great Ancient Families and the only weapon that can harm the Demons. In rare cases, some people have special traits which give them an advantage during a fight.

Demonic Energy: Energy produced by malevolent beings known as the Demons. It can greatly harm and even instantly kill an average person. Its counterpart is the Mystic Energy.

Great Ancient Families: Existed since Kofun Period (300-538 AD), the Great Ancient Families consisted of seven Japanese clans; Genji, Katagiri, Uzumaki, Kashimo, Takahashi, Fujiwara, and Katsuragi. Each of them possesses a unique technique and sacred tool.

Royal-Blood Demons: A group of the seven most powerful Demons in existence who are the offspring of their leaders, the Mother of Demons and the Disgraced One.