Once Again - Season 1 Episode 22
Overview: Young Dal lets Hyo Sin and Joon Seon's secret roommates stay in the rooftop house. Young Dal's birthday celebrations begin with a big breakfast with the new additions to his family. Later on, Ok Boon has a great time taking Na Hee and Gyu Jin around to brag to the market ladies. After the party, Joon Seon confronts Na Hee about her divorce.