The female protagonist Cheng Shuang is an urban white-collar worker working in Shanghai. She has an average education, good looks, lively, cheerful personality, humor, sense of humor, and loves to joke. She comes from a small county in the 18th tier. The novel tells the story of the female protagonist who started working hard in Shanghai after graduating from college. She grew from an unknown clerk to a sober and independent modern woman.
It is narrated in two lines. One is the life experiences of the female protagonist when she first arrived in Shanghai and went for interviews, embarked on a different life path with her best friend, maturely faced a broken love, different life choices with her parents, and the divorce of a good friend. The other is the growth and breakthrough in the workplace, as well as the experience of meeting the male protagonist Lu Feiyang and falling in love with him, and the formation of her understanding and perception of life and love on this basis.