Wife Miku was frustrated that her husband Jo no longer saw her as a woman. She tried various approaches—working out, using new cosmetics, wearing sexy lingerie—but nothing caught her husband's attention. One day, a man named Miyazaki showed up at her home, claiming he could help her win back her husband's heart if she followed his instructions. Intrigued, Miku invited him into her room, only to face an unexpected turn of events. His words became the spark that awakened new desires within her.