Introduction:
When I woke up, they told me I had lost my memory.
↑↑↑It's so simple and crude
The author has something to say: This is the story of the original protagonist in "It's Hard to Be Cold" who traveled to modern times. Just by looking at the copy, you can tell that the author is messing around again. This article is the work of my imagination. I am still updating the article naked. As an author, I can tell you responsibly: I don't know...