Hinano, who works in the general affairs department of a first-class trading company, has been transferred to the sales department. It is a so-called window-side department, where the most self-indulgent employees in the company are relegated. Hinano is tasked with reviving the department, but... The department head, Kita, is a hopeless man, and Hinano, who unconsciously looks down on him, incurs Kita's wrath. One day, just before heading out to make a sales call, Kita becomes enraged and pins Hinano down. Since then, Hinano has been subjected to Kita's malicious harassment and treated as a sex slave...