Esther Greenwood, a college student from Massachusetts, travels to New York to work on a magazine for a month as a guest editor. Esther returns to the Boston suburbs and discovers that she has not been accepted to a writing class she had planned to take. She will spend the summer with her mother instead. Esther awakens to find herself in the hospital. She has survived her suicide attempt with no permanent physical injuries. Once her body heals, she is sent to the psychological ward in the city hospital, where she is uncooperative, paranoid, and determined to end her life.