As a department head, Nakata had a younger subordinate named Yamamoto. This Yamamoto was dating a woman named "Oshikawa-kun" who worked in accounting at the same company. While laughing at the happy news of the two subordinates who were to be married this June, the superior Nakata couldn't suppress his inappropriate desires for Oshikawa-kun's voluptuous female body that swayed during work hours day after day. One day, as Nakata was casually walking around the office, he heard some inappropriate sighs of a man and woman coming from behind a secluded spot...