Love, Him, Her, Him

Have you seen that anxious office worker? It's the one who's munching on dough sticks while squeezing the bus! Yes, she is the female protagonist of this story, a woman who has been studying for more than ten years, and then became confused and ended up in the public lecture hall. Nowadays, there are many "drifting" people, including Bei Diao, Guang Diao, Hai Diao... She is also a drift group. In which city specifically does she drift? I won't go into details for now, lest you find her around...