This thesis makes an analysis of the heroine's mental growth from the initial phase of the heroine's mental trauma to the struggling phase and to the mature phase. It analyzes the reasons and manifestations for her mental solitariness,expounds her confusion and struggling during her growth from the perspective of psychoanalysis and reveals her mental maturity in the end after a series of setbacks and conflicts during pursuit of affection,friendship and kinship. In some senses,the heroine's mental growth displayed in this thesis is the psychological portrayal of some contemporary college students,which has certain educational significance to the student readers especially those who possess the similar life experience and accesses them to have an incisive understanding of real life.