She lit up a cigarette skillfully, then raised her head and blew out smoke rings enchantingly, and murmured: I used to be the most beautiful girl in the class when I was in school, do you believe it? I didn't know how to answer, so I nodded mechanically. This sentence seems familiar. A woman in her forties or fifties once said this, saying that when she was young, she was the most beautiful girl among them and had an enviable handsome boyfriend. But she is still a person. From her elegant conversation and temperament, I believe what she said. But what happened in the middle and why she was left alone to fight in the workplace is very curious.