Nineteen-year-old Na has always lived in the shadow of her younger brother, Bao-bao, her parents' cherished son. Years ago, Na's parents left her in the countryside and went to work in the city, bringing Bao-bao along and committing everything to his education.

But when Bao-bao dies suddenly, Na realizes how little she knew him. Did he really kill himself because of a low score on China's all-important college entrance exam? Na learns that Bao-bao had many secrets and that his death may not be what it seems. Na's parents expect her to quit her vocational school and go to work, forcing Na to confront traditional expectations for and pressures on young women.