Okay, dear.
The original introduction to the article has disappeared.
There will be differences in content in the future, but I will try to make them more harmonious.
Also, if there are any readers of this book, please read it from the prologue. Although there are some differences between the following and the original text, they are only a small part.
In fact, I have long been too bound by the past.
"You forgot. The agreement between us."