Hazuki has been married for three years. She used to work as a hospital staff member, but after getting married, her husband asked her to stay at home and become a full-time housewife. However, life as a full-time housewife is lacking in excitement, and she quickly becomes bored. Her husband is very kind and their relationship is good, but she is not satisfied with their sexual activities at night, and her dissatisfaction continues to grow. Furthermore, now that she is in her mid-twenties, her sexual desire has increased, and she now spends her days satisfying herself with the adult toys she used when she was single...