Natsuki Kisaragi runs her own beauty salon and works as a hairstylist herself. A year ago, she married a younger male hairstylist. However, as a business owner, her dedication and income far surpass those of her husband, who works as a regular employee. The growing gap in their professional drive and earnings has strained their marriage, leaving unresolved tension that continues to worsen over time. Feeling stressed and emotionally unfulfilled, she turns to an affair website in search of release.