【Akihabara Electric Railway】My JK girlfriend is his sex slave

-Tomoe Nanao
An ordinary high school girl who is quite serious. She is dating the protagonist. They are both first time lovers and virgins.
She usually works part-time at a convenience store, but it seems that one of the seniors at her part-time job is trying to make eyes at her. He is not aware of it, but he has a masochistic streak.

-Senpai Yokoyama
The man in between. A senior at Tomoe’s part-time job. He is a university student and lives alone. He has a serious attitude toward his part-time job, gets along well with the manager, and is highly regarded. He has an abnormal sexual appetite and proclivities, and is always looking for a woman to be his slave.

-Protagonist
An ordinary high school student. He recently got his first girlfriend and is very excited about it.