A fifty-something mother with huge white breasts and a soft and plump body is given a massager by her son as a birthday present. - A fifty-something mother who masturbates indecently from intense vibration and growing frustration. - The son who witnessed such a mother feels violent and abnormal excitement and devours soft ripe meat. - A fifty-something mother who is confused by her son's act but drowns in strong pleasure and feels forbidden pleasure screams violently at the hard erection Ji ○ and ascends to heaven.