Yuka became the first female manager at a renovation company. He married Takeshi, one of her subordinates, but he is strict about her work and is said to be "arrogant". One day, a complaint comes in that there was a mistake in the renovation that she undertook. She was Yuka who apologized, but her attitude further bought her anger, and she was forced to insert a vibrator saying "Show sincerity". After that, she continues to complain and is called each time and Yuka is blamed with a vibs toy. But it leads her Yuka to the pleasure of her humiliation.