Fujisaki, who moved from Fukuoka Prefecture to Tokyo due to her husband's transfer, had a casual dream of living in Tokyo that unexpectedly came true. Having been born and raised in Fukuoka, Fujisaki had no acquaintances in Tokyo and was having a hard time getting along with her neighbors. The Tokyo life she envisioned turned out to be lonelier than expected, and to distract herself, she ended up accessing an extramarital affair site...