Mio Adachi, a volunteer-loving housewife who loves to do things for others. After seeing her husband off, she is taken to a local love hotel. A one-day sex education session is conducted. The kind and indecisive married woman is subjected to exhibitionism, incontinence, SM... all kinds of perverted play. The initially bewildered housewife soon finds herself in ecstasy from the unfamiliar sex.
