A disappointed married woman who was told by a doctor that she could not have children. Her husband drowned in affair with a young woman while treating her gently. She felt uneasy about unfortunate circumstances and aging, but she was confused about her husband's affair.

Kurigasu Trading is a trading company. Hidden cameras set up in the women's locker room and toilets in the company capture the female employees on hidden footage. Nitta Rui, the mother, is at the reception desk after changing into her uniform, flashing a bright smile at the employees as they arrive at work. Hosoda Tsuyoshi passes in front of Rui with a nervous look on his face, hiding in the shadows. It has been unrequited love ever since he fell in love at first sight. Spying a peek at Rui every day has become a daily routine. One afternoon in the president's office, Koji secretly embraces Rui as she reads out the schedule for visitors. "Not in a place like this..." she protests slightly, but eventually she quietly welcomes Koji in, but...