Risa is told by her boss, Kanzaki, that rumors are spreading about her co-worker, Emi, having an affair. The next day, when Risa confronts her, Emi readily admits to the affair. Risa is surprised when Emi tells her that she is seeking fulfillment as a woman somewhere else, apart from her happiness with her husband. Meanwhile, the lustful Kanzaki, who has had his eye on Risa for some time, uses the incident with Emi as an excuse to get close to Risa and try to have a relationship that goes beyond that of boss and subordinate...