《暗夜行路》围绕时任谦作家庭中的三起乱伦事件展开,从文学伦理学批评的视角看,其叙事的性质是伦理的。谦作与祖父小妾阿荣之间的乱伦倾向既是伦理混乱的产物,又使伦理混乱的状况进一步恶化;母亲与祖父姻亲乱伦使谦作陷入伦理身份危机之中;妻子和表兄阿要血亲乱伦导致伦理悲剧再次发生。乱伦破坏了社会正常的伦理秩序,时任谦作在伦理困境中自省、反思,最终回归自然并获得伦理救赎。 “Night Walk” focuses on three incidents of incest in Renqian family. From the perspective of literary ethics criticism, the nature of his narration is ethical. The tendency of incest between modesty and grandpa concubine Arong is not only a product of ethical confusion, but also aggravates the chaos of ethics; the incest between mother and grandfather causes modesty to fall into the crisis of ethical identity; the wife and cousin, Incest led to ethical tragedies happen again. Incest destroys the normal ethical order in society. When he is modest, he introspects and introspects in the ethical predicament and finally returns to nature and obtains ethical salvation.