Jane drops the bomb that she's getting married to a guy she met 20 days ago to her friends Eun-soo and Yoo-hee. Eun-soo's ex got married and didn't get a chance to tell her friends and feels upset.

Eun-soo's co-worker Director Ahn asks her to lunch just the two of them. Eun-soo feels awarded out by his sudden calling and asks Yoo-hee for advice. Yoo-hee gives her a detailed advice and tells her to be careful

While drinking wine, Tae-oh looks around Eun-soo's apartment. Tae-oh spends the night and takes Eun-soo to her parents, and they play a texting game on the way.

Jane invites Eun-soo to her wedding photo shoot to meet Dr. Bae. Jane gets upset by Dr. Bae's attitude and the fact that he can't remember Eun-soo's name. Tae-oh wanted to meet Eun-soo's friend, but Eun-soo politely refused and sent him on his way.

Eun-soo runs into her mom at the movie theater. Eun-soo tells Tae-oh that she saw a friend's mom at the theater with some other guy and Tae-oh mentioned that they were having an affair and gets even more upset.

Tae-oh moves into Eun-soo's house because he doesn't feel comfortable letting her live alone. While eating pork with Tae-oh, Jane's sudden visit makes Eun-soo panic, so she sends him to the bathroom. But Jane quickly notices, and the three of them meet each other.