I'm a virgin part-time worker. Every day I dropped out of college and nothing went wrong. However, my life changed after the day when the Kuriyama couple moved next door. His wife is called Rio-san, and she is good at closing the sense of distance because her loose clothes are erotic, and I have liked Rio-san. And on a summer day when I was invited to Rio's house to teach me a computer, I was lustful for Rio who was covered in sweat. I should have pushed it down, but the mount was taken off with wrinkles ...