It's a novel, time travel, crazy, vulgar, the writing is unsatisfactory, there is no outline, it doesn't listen to the readers, it's a random article. (This article is being revised as I write it.)
It's a story about a 22-year-old heroine who has experienced a series of life stages such as a girl, an otaku, and a fujoshi and lacks historical knowledge. She travels back to the first generation and meets a man with the same name and surname as herself—even his appearance.