Nanami, the girl of the company president, is married, but her husband is not interested in her, but in the company. She is cold to him every day and endures violence. One day, Nanamizu discovers her husband's wrongdoings and questions him. Her husband's intensifies, and she asks the head of the accounting department for advice. She falls in love with the accounting manager, who treats her kindly, and they have a physical relationship. Her husband violently breaks her and chases her down. Nanami, driven into a corner, decides to leave her husband for dead and become with the head of the accounting department.