Mami Nagase, a woman who lost her job and resorted to random encounters for financial support, agreed to do whatever it took to secure a new position. One day, she found herself at the mercy of Hiroshi Okishima, a company executive and one of her many clients. Despite feeling disgusted by their transactional relationship, Mami decided that this would be their last encounter after learning about Okishima's impending divorce and the sale of his company. However, during their final sexual encounter, something unexpected began to grow within Mami - a newfound emotion towards him.