Hatsune Minori is a married woman with a calm demeanor who you see at her part-time job. However, her true nature is that of a sexually frustrated woman who is not having sex with her husband. During her breaks and after closing time, a forbidden physical relationship begins in the shop. Every time her body is penetrated by a young man's hot cock, she sheds her modesty as a married woman and shakes her hips like a wild animal. A secret affair that cannot be told to anyone unfolds amid the hustle and bustle of everyday life. Her sensitivity increases with each creampie. This is the full story of her intense and sloppy part-time job life, where her sexual frustration is constantly filled with semen.