Yu and Kenichi, who work at the same workplace, have an affair with each other, they are always looking for opportunities to satisfy their bodies with each other. They have the same desire and dream but because they both have families, they cannot freely meet each other. They want to forget everything to be satisfied together once. To fulfill that desire, an affair trip called a business trip that they have planned for several months. And on the day, the two met at the station, changed from suits to casual clothes and happily boarded the Shinkansen to the inn and fucked each other passionately.