“乱伦”是古今中外文学的一个重要叙事母题 ,它触及到人类的集体深层心理和文明进化程度。“乱伦”母题作品可以分为两个档次四个类型 :天契型乱伦、虐取型乱伦、性爱型乱伦与情爱型乱伦。通过对“乱伦”的书写和“原罪意识”的揭示 ,这些作品对社会文明的变异和人类生存的窘境、精神的紊乱与心灵的救赎、生命意志的进取与人性追求的迷乱等诸多方面进行了清醒和痛苦的反思 ,在艺术审美表现上其最显明的特征是悲剧形态 “Incest” is an important narrative motif of Chinese and foreign literature at all times and in all countries. It touches upon the collective deep psychology of human beings and the evolution of civilization. “Incest” motif works can be divided into two grades of four types: the intimacy-type incest, abuse-type incest, sexual incest and love-type incest. Through the writing of “Incest” and the revelation of “the original sin consciousness”, these works carry on many aspects such as the variation of social civilization and the dilemma of human existence, the disorder of spirit and the redemption of soul, the enterprising of life will and the confusion of pursuit of human nature Lucid and painful reflection, the most obvious feature of artistic aesthetic performance is tragedy