I ' m doing my Japanese literature homework . Here is the story I just read : A man tells his sister to birth his babies by chewing up his sword and spitting it out . He laughs at her after she does this and smears his feces on the wall . Then he messed up some of her other stuff .

Question: Why would the narrator be so disgusted ?
Answer: The narrator believes the woman is crude .The man believes the woman is crude .The narrator does not like Japanese culture .The man featured is crude .