While Kaori and Koyuki are making progress in their relationships with men, Rinko is frustrated as both her work and her love life are not going well. Then Koyuki tells the others that she is going on a secret trip with Marui, and the three argue.
Rinko is invited to dinner by Okuda, a bartender she met at a supermarket. Expecting a dramatic turn of events, Rinko gets excited with Kaori and Koyuki, but one thing leads to another and she learns about KEY's past.
Rinko is happy that her relationship with Okuda is going well. However, as she spends more time with him, she begins to feel uncomfortable with the subtle differences between them. Meanwhile, Kaori decides to join a dating agency.
Assigned to write the script for a PR video to promote Hayasaka's hometown, Rinko goes to the town. She is not enthusiastic about the small job, but when she learns of Taguchi's passion for revitalizing the town, she decides to take the job seriously.