Five years into their marriage, the bond between Yuko Shiraki and her husband has gradually weakened, especially after they were unable to have children. One day, Yuko agrees to look after her neighbors' son, Takafumi, while the couple goes overseas. Having doted on Takafumi since childhood, she prepares an elaborate dinner to cheer him up. However, Takafumi seems clearly disinterested and downcast. Wanting to lift his spirits, Yuko suggests playing hide-and-seek. As the game begins, she leads Takafumi into a dimly lit closet to hide from her husband. In this intimate space, the warmth between them grows, revealing Yuko's deep affection and emotional vulnerability.