오재학

Suyeon and Donghee are friends. Suyeon confesses her difficulties in dating and is getting along. Meanwhile, Hyun-soo's daughter Hyun-jung and his boyfriend Jin-woo appear. A coincidence triggers a situation where Jinwoo and Suyeon go to bed. Jin-woo gets frustrated between his girlfriend and his girlfriend's mom.

Project to change the lover’s lover “Can you afford it?” Underground and Sungmin are long-time couple living together. Unlike the subterranean basement, Sungmin is not able to exert his talent as a writer and gets stressed. Jee-geuk makes another boyfriend called Gyu-gyu who is underground, who is disappointed with his boyfriend.