Two Voices into an Echo

Kyung-min is an English tutor who is often pressured by his lover Seon-hee about getting married. He starts giving lessons to a new student Young-won, a piano tutor, and they decide to exchange tutoring like barter. Unlike Seon-hee, she seems to be an untied person when it comes to relationships, which strongly attracts Kyung-min. But as he falls for her, he faces unexpected but familiar situations.

Sungmin and Mirae go on a trip to Gangwon-do Geojin.

The protagonist, a film director, prepares to start a new project. He visits the home of a woman with whom he appears to be friends, following a failed romance. The man tells the woman the story of his new film.

Film director Jung-woong visits the cafe run by Sung-cheol. Jung-woong talks about the script he is writing, and Sung-cheol talks about the events that had happened in his life. Jung-woong asks Sung-cheol if he can use Sung-cheol's experience in his film.

Jimin is a three-time test taker who hopes to go to an acting school. She asks her acting teacher, Bokyum, to do a farewell skit to break up with her boyfriend.