I had sex with a frustrated married woman at my part-time job.

The wife's sense of emptiness makes her husband cheate. Uchida, a young man who works with Kaho at a convenience store where Kaho works part-time, notices Kaho's changes and calls out to her. Attracted by Kaho's ripe adult charm, Uchida invites Kaho out drinking after her part-time job, and despite being confused by the young man's honest courtship, Kaho responds...