Ten years ago, one of them was the son of a musician who was demoted from the palace for a crime, and the other was a commoner boy with strong martial arts skills. They met by chance, but they didn't know each other.
Ten years later, one of them was a violinist who was paid tribute by the Tibetan Kingdom to the current Holy Emperor, and the other was an imperial guard who had won the trust of the Holy Emperor. Every day, his figure is in my eyes, and his voice and smile are in my dreams every night. Just like this, I am trapped and unable to extricate myself.
In the small palace siege, they met...
Based on "The Luthier" - Audio Monster