Dating someone at work is the worst. Bo-ra and Su-hyeok explode with anger during a meeting, and the publishing of Bo-ra's dating book ends up in failure. At night, Bo-ra storms out when Su-hyeok calls her as she realizes it is time to write the ending of their story once and for all.

With Su-hyeok’s support, Bo-ra returns to the radio. She expresses her feelings towards Su-hyeok on the radio, and Su-hyeok runs to Bo-ra to show her how he feels about her too. But Su-hyeok sees Ju-wan arrive before him and the bad timing makes them misunderstand each other.

Bo-ra and Su-hyeok walk a very thin line on their exciting first date, and Bo-ra is more confused about her relationship with him. Bo-ra accompanies Su-hyeok to Yu-ri’s wedding as his girlfriend, and she recalls a memory during the ceremony. The memory makes Bo-ra anticipate that something like a scene from a drama could happen to her as well.

The presence of the tough catfish Yu-ri shakes Su-hyeok. Bo-ra tries to stop Su-hyeok when he is about to leave for Yu-ri. Bo-ra criticizes Yu-ri for being clingy but soon realizes she does not have the right to do so. And finally, Bo-ra decides to face her disguised relationship with Ju-wan.

Women's Secret Party turns into a crazy couples’ party. Bo-ra and Su-hyeok reconcile their relationship by defining each other as Mulder/Scully and DiCaprio/Kate Winslet. At night, Bo-ra receives a surprising message. If a catfish makes way, is the sardine going to make a move?

After the unexpected kiss, both Bo-ra and Su-hyeok are confused. They agree it was a simple mistake and decide to forget about it. Yet, a little disappointed Bo-ra makes a mistake again and Su-hyeok is determined to not let her off this time. Before they clear the air, they run into each other in an unexpected place.

Su-hyeok is invited to Bo-ra’s housewarming party. As the two of them start a plan to win back Ju-wan’s heart, they get closer. And a sudden silence leads them into an unexpected happening.

After Bo-ra finalizes her dating book contract, she joins the dinner with the staff of the publishing company. Just when Su-hyeok thought he has seen all the embarrassing moments he can of Bo-ra... She strikes again.