Swapping: My Friend's Wife 2

Jung-sik and Dae-soo are twenty-year-old students. They haven't yet had their first time and all they talk about is sex. Since they are unable to seal the deal, they watch porn instead. One day, Min-jung, Jung-sik's mother's friend, moves in with them to stay until her divorce settles. She will make dreams come true.

Jung-sik helps out a friend and finds himself attracted to his friend's mother. After being caught steeling the mother's underwear, he becomes the victim of the mother's seduction.

The middle school teacher, Zhu Xi, suddenly goes to the studio by leaving her husband and son because of sudden local issue. She is stressed because of the overworked environment and the changed environment. After a lonely night without a wife, the husband finally winds up with his son’s young, sexy tutor …

After Jae-won goes back to school, he can't find a place to stay so he ends up renting out a room in his mother's friend Hee-jae's house. Hee-jae's daughter Yoon-young has grown up to be a mature young lady. One day, Yoon-young uses school exams as an excuse to stay over with her boyfriend and Jae-won brings his girlfriend to the house. Hee-jae thinks something is going on and interrupts. Meanwhile, Yoon-young is not entirely happy with sex with her boyfriend and has other thoughts when she sees Jae-won. She starts seeing him as a man. In the end, she calls him to her room in the middle of the night...

Yoon-yeong failed her university entrance exam twice. Her mother provides her an English tutor since her grades do not improve as expected. However, the tutor goes to Yoon-yeong’s mother, Hee-jae, and then Hee-jae’s younger sibling, Yoon-joo, likes the youthful and handsome tutor. Eventually, Yoon-joo plans to seduce the tutor, Yoon-seong by making her sister and Yoon-yeong leave the house. The tutor knows how Yoon-joo feels, but he still keeps on thinking about seeking Hee-jae…

The comet happens to meet a high school alumni ceremony in the neighborhood. Two nice people to live in the neighborhood will go to the house of the comet. Comet's wife, Eun-hee, prepares for the ceremony, and three drinks together. The next day, a formal friend invites his wife Eun-hee to the house of a friend who confronts him at first sight, confessing his own heart, but she does not accept it. After a while, the ceremony sees the comet's cheating, takes the scene and shows it to Eunhee. Eun-hee, who felt betrayal, wants to accept a friendly heart...

Hyeon-joo and Seo-hee work at a karaoke right before they went bankrupt. The two plan a hot service to save the store.