That's Just an Illusion

Also called "Me and My Apparent Rival" or "After Being Fallen in Love by My Rival, I Inexplicably..." On the eve of a certain holiday in the 94th year of the Holy Yuan Dynasty, Fan Li hiccupped inexplicably; on the eve of the same holiday in the 80th year of the Holy Yuan Dynasty, he woke up. Fan Li: ... I think I have to study again... Is the big exam going to be retaken too? ! One day, he saw his rival enter the classroom and sit next to him leisurely with a smile on his face. Fan Li:! Fan Li seriously wanted to establish a pure good relationship with his nemesis, hoping that it would not be like the previous life. The result was beautiful, and his nemesis fell in love with him more and more. Rival: You might as well just obey me, you can't escape. I am on the outside of your shell, and you are in the center. I express my deep love for you, and you just think of it as the chirping of a bird outside. It seems to be nothing more than funny. There are quite a few private settings, but they don't hinder reading. The number of words doesn't matter, just write the main thing, as much as you can write The title of the book has nothing to do with the article, so it's fine if it's not named. Intention: I want to code when I'm bored