1) The story explores the relationship between Jing-mei Woo and her mother who has high expectations for her daughter's life and wants her to become a genius.
2) As a child, Jing-mei rebels against her mother's pressure by refusing to practice piano lessons seriously, leading to a disastrous performance.
3) Years later, Jing-mei understands that the two halves of the piano song she plays represent her conflicting relationship with her mother throughout her childhood.