Yuu and Kenichi work in the same office and secretly develop feelings for each other. Both, who have families and cannot meet each other freely, have the same dream. "Once I was happy, I wanted to forget everything and devote all my time to SEX from morning to night." And on the date, the two met at the station, changed their suits into casual clothes, triumphantly boarded the high-speed train, went to the motel, and fought fiercely for their lips...