The only son whom I lost a husband early, and Ryouko of mother raised carefully. One day were tormented without understanding ma ○ co-mark written by a graffiti, and came back. In the Koto that the Ryouko which I pitied does sex education with one's body in place of father. However, the research Kokoro of the son does not know the stopping Koto, and permit the insertion at last! The useless mom whom I feel to be while feeling a feeling of Immorality on the meat stick of the son! !