Shotaro is a salesman for a men’s underwear sales company. He has always had a desire to get promoted, but the reality is harsh. In fact, Shotaro’s job was to lend out his room to his boss and other high-ranking business partners for their gay affairs, and to serve as an “alibi witness” to their wives for their affairs. On this day as well, Manager Shibata and his business partner, President Miyajima, occupy Shotaro’s room and are in the middle of having sex. Supported by Shibata’s words, “I’ll recommend his promotion to section chief,” Shotaro spends the night on a bench in the park, but…