Capital Avenue Gives Me CP

Because Nie Sui'an was correcting students' homework late at night, he accidentally traveled to the book "Don't mess with the junior sister" and became the villain of the original book. Besides, no one told her that she would be the villain in the end. But reincarnation in the world is painful, flowers bloom and thoughts wither, so why worry about it? Intention: There is nothing to write about, so I can only write like this