This was originally just a planned extra, but the framework was conceived long before the main text. As for the main body... It's far away, so naturally you can read it as a short story.
"Awu is not a light source, I am not a purple princess, and you are just a flower picker at best." It can be said that all the inspiration originated from this sentence, but the subject was not determined at the beginning. I don't know when he appeared in my mind and urged me to develop this story, so Rin was born.
Conception: