Mayu Hazukimi has been married for three years, yet she gradually feels increasing boredom in her daily life. Previously working as a hospital staff member, she became a full-time housewife after marriage. However, she finds no satisfaction in her marital sex life, leading to mounting stress. To cope, she secretly uses adult toys to pleasure herself. Though her relationship with her kind and considerate husband remains good, it fails to provide the excitement she craves.
Meanwhile, Yuika Onosaka is a serious woman who has never experienced an orgasm through sex. She dated several men in the past but never had sex with someone she truly loved. Eventually, she met her first genuine partner and married him. However, her husband has limited sexual experience, making their sex life monotonous and leaving her unable to reach climax. One day, after watching an intense, passionate AV scene, she was inspired and decided to become an AV actress.