"I didn't expect it to turn out that the attendant in charge of the passenger compartment of the express train was my childhood friend! Then, even though we were reunited for the first time in a while, he looked like he was about to cry and said, ``Because I can't ask anyone else to do it,'' and even though he was at work, he wanted to see my erect dick. He made a very bold request! What is the reason for that?!" VOL.1

The GA who was in charge of the cabin on the express train was a childhood friend. After a long time reunion, the conversation gets lively, and GA eventually begins to discuss her concerns about sex with her boyfriend, such as ``I can't see his dick properly'' and ``I can't have sex in a well-lit place,'' and at the same time, she starts reaching for his dick with a serious face, saying that she wants to overcome it... Even though it's been a while, she's a childhood friend and has a boyfriend. A man is tempted by this...