FNS-012 - A college part-timer, Yui Hina, repeatedly reaches climax due to the obsessive caressing sexual acts of a socially maladjusted man who is useless even at a convenience store.

A college student came to the city and her first part-time job was at a convenience store. She started it enjoyably, but the uncle she worked with was useless… She naturally started avoiding him, but… Yui Hina makes her first attempt at acting out reaching climax even though she doesn't want to. One night, they end up working the night shift together. The college student, whose weakness was exploited during work, reaches climax due to the uncle's obsessive caressing. Due to the uncle's sexual technique, who is unable to work, she reaches climax multiple times during her convenience store job and neglects her university life…