It tells the story of a Chinese-Japanese multinational group that held a concert tour in Kyoto, Japan.
The story is about the male protagonist being summoned by the heroine and traveling to Heian Kyo, Japan.
(Strictly speaking, I don't know if it's original or fan fiction. The storyline is original, but this article will feature Abe Seimei, his master, his son, as well as people who really existed in history, such as Emperor Lengquan and Emperor Yuanyong.
However, since I have only briefly read some of the history of Heian Kyo, I still cannot embed history into my articles. People who particularly care about historical authenticity... Well, there's nothing I can do about it. )