Takane Hana's secretaries who are able to work are unable to use the toilet due to various problems. A woman who can't hold back her desire to urinate is doing her stubbornly, worrying about what others think. When a woman is seen as embarrassed, her pride is lost and she becomes obeyed by the man's request. A woman gradually becomes more and more aware of the persistent torture, and is forced to cum over and over again in her vulgar appearance.