An affair trip called a business trip

Asahi and Oshima, who work in the same office, are having an affair in which they secretly seek each other's bodies while keeping an eye on others. The two of them have the same desire, as they are both home and unable to meet freely. "It's fine at once, so I want to forget everything and just spend my time having sex." In order to make this dream come true, I planned an affair trip called a business trip for a few months in advance. On the day, the two of them met at the station, changing from their suits to casual clothes, boarded the express train, and when they arrived at the inn, they fought each other hard for their lips...