Hana, who works as a director at her husband's company, is in charge of accounting and training new graduates. While the company is stable, her relationship with her husband has become like that of mere roommates and business partners. Then, a promising young man named Saji joined the company as a new graduate. Hana secretly developed a lust for Saji, who was honest and quick to learn, while training him. One day, when Hana had to go on a business trip in her husband's stead, she took the opportunity to order Saji to accompany her, saying it would be a good learning experience. Her purpose wasn't just education. It was also to soothe her aching pussy and satisfy her own desires...