Abstract: A Piano Teacher is around the control and resistance of power, and restraint and holding of sexual words. The heroine Erica’s mother has built her a world without any man, trying to control her daughter with her doughty means replacing a man. The author knows clearly the secret oppression of people with same sex. Through Erica’s abnormal sexual psychology and behaviors, the author displays another kind of tragic existence on women’s spiritual and psychological level, and the alternative thinking of women’s existence.