Yang Wen is an ordinary company employee.
Born in a rural area, she broke up with her boyfriend and had a quarrel with her parents because of the wedding gift two years ago. She has been living alone in the city ever since.
Every day, apart from going to and from get off work, Yang Wen occasionally goes out to parties with colleagues and friends, and her life is as ordinary as water...
Until one day, Yang Wen saw her neighbor...