This is a book about Chinese traditional both sexes culture. Sex is a common thing for all the animals, but also a different line distinguishing human being from animals. In order to realize it, almost all the nations are the world are trying to guide it into a civilization way, but furious sex has always been resisting the guidance. Each nation, even all the developmental history of sex is a history of civilization struggling with instinct. The author starts from the novels of Ming and Qing Dynasties, selects the most representative and interesting stories, narrate the happiness and sorrow, curiosity and excitement, shame and anger, holiness and filthiness of those men and women, who sank in the conflicts and contradictions, revealing the curtain of people's sex, disclosing the sex image hidden in different culture and background.