A story of mother who abnormally dotes on sons. Mother always served it Breast Milk for a son, but there was no longer the Koto which developed. However, mother whom an irregularity spot does not fit into in Masturbation makes up its mind to treat a son as a tool of the Sei. And the figure of the son who handles it alone there when I look in the room of the son…Sexual desire of eating meat of mother blows up from there. When mother was going to stuff her mouth with the pole of the son who expanded, a husband comes home and is witnessed. The world that was Imbi developed in three people of a son and parents began.