스와핑 : 완벽한 이웃

So-yeon is on a weekend date with her boyfriend, Ji-seok, and then she invites him to her house to save money on the motel. Her step brother, Sang-woo, comes home earlier than expected and sees them having sex. He records them secretly and plans to blackbail So-yeon with it.

If you're a younger gent, your exposure to grindhouse flicks may only be with a Quentin Tarantino film, which is fine-but grindhouse flicks really began in adult cinema and that's what's on display here! Don't let the name fool you. While the moniker might suggest coitus elevated to a transcendent level of Eastern-influenced sexual enlightenment where mind, body and soul come together as One in the act of lovemaking, you can be sure that Harem Hangups delivers a bunch of dudes in genie pants and turbans...but more than its fair share of mindless, clueless, soul-eroding screwing where any glimmer of magic has long since departed.

Seol-ah is having a small party to celebrate her 100th day with her boyfriend Do-jin. As the party went on, Seol-ah suddenly fainted and collapsed. Do-jin tampered the drink with a drug. Do-jin invites his friend Dong-joon to film him sexually harassing a dejected Seol-ah with a camcorder. Seol-ah, who opened her eyes the next day, is shocked and tries to escapes the house when she sees Dong-jun lying next to her, but is forced to have sex with Do-jin, who has changed 180 degrees. Seol-ah, who later felt violated by Do-jin and Dong-jun, decides to leave for Japan.

Nineteen-year-old, Jin-goo enjoys an erotic moment to himself while thinking about his pretty English tutor. Then one day, he is caught in the middle of an embarrassing moment and becomes awkward with her. However, this becomes an opportunity and she starts teaching him sex. Their replationship becomes an uncontrollable romance. However, she quits the tutoring and the relationship to get married. Time goes on and Jin-goo is a grown up. He's used to thoughtless sex. However, his partner of benefit gets pregnant so he meets his future-mother-in-law to talk about marriage. However, she's so beautiful and sexy. He moves in with the in-laws but soon breaks out of the marrige due to his wife's fling. The mother-in-law doesn't know how to make it up to him for what her daughter has done. Jin-goo suggests something dangerous...

I am a teacher! And you are a student! During school days, the first girl Daebeom fell in love with was a practice teacher. He hit on her daringly but she did nothing but treat him like a child. Grown up Daebeom always wants to see her again and one day he heard news that she will attend this alumni reunion. Daebeom decides to seduce her at the reunion. I should sleep with her!

Hyeri and Ji-yeon are friends in the same neighborhood. They have a son to go to the army after some time. One day, Min-gu, who was playing at Jun-suk's house, sees Jun-suk's mother Hyeri in the shower and gets excited and hits her. Hyeri, who initially resisted, gave up resistance to Mingu's power, and after that day, the two develop into sex every time they have time. After a few days, Ji-yeon, who accidentally witnessed her son Min-gu and Hye-ri having sex, begins to seduce Hye-ri's son Jun-seok.

A university student travels to a popular resort in the mountains for a summer job as a waiter and becomes romantically involved with an older woman from a wealthy family.

A Vietnamese girl is found drifting in the ocean by a Thai fisherman. He takes her to the hospital where she recovers and eventually becomes his girlfriend. However he owes some loan-sharks money, who then decide to take her in payment.

Unable to adapt in the United States, Yuri decides to stay at her mother's friend's house, fighting with her son Hyun-Bo as a child and being like an enemy. Hyunbo and Yuri, who met over time, have a crush on each other. One day, Hyunbo witnesses her girlfriend's affair, and it hurts her heart. Yuri who comforts Hyunbo... Yuri and Yuri who become lovers from enemies!

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...

Young-hee invites her boyfriend, Geon-woo to her home to introduce to her mom. Her mom’s boyfriend also came and the four of them get together and have a meal. After a few days, Young-hee’s mom accidentally found out that Geon-woo went inside a motel with another woman.