Short Story: I Was A Demon King In My Previous Life, But Now I’m Being Targeted By A Man Who Was A Hero In His Previous Life

BL reincarnation novel. Beautiful person x ordinary person.

I was a demon king in my previous life, but now I live as an ordinary high school student in another world, Earth. Then a transfer student appears in front of me. The transfer student is a look-alike of the hero who defeated me in my previous life...