A mother in her 50s who wants to go out to work to find some stimulation in her boring daily life, is frustrated with the anticipation of an encounter at her part-time job, so she develops lewd fantasies and masturbates violently. - The son who witnessed such a 50-year-old mother's lewdness feels a distorted excitement at the ripe, soft and loose body. - The sex of a 50-year-old mother who is confused by her son who devours her white, soft breasts and pussy, but gradually desires a hard erect dick.