FSDSS-304 A night shift worker at a convenience store, Arina Hashimoto, who is orgasmed by the sticky caressing sex of the old man she hates at her part-time job with her boyfriend.

Arina, a female college student, works part-time at the same convenience store as her boyfriend. One day, the old man at her part-time job, who had been making fun of Arina, told her, ``My boyfriend is stealing products from the store. If you don't want him to steal this...'' and he demands to know about her. In order to protect her boyfriend, from that day on, every time she worked night shifts alone with the old man, she was asked for his body... and finally fell into orgasm.