Best movies like Swapping, That Dangerous Sex

Gambler/racketeer "Knucks" McGloin takes note of just how much money and action (aside from the game itself) takes place around and about the annual Rose Bowl football game, and decides this is one sweet proposition and could be even sweeter if one had his own college and football game and had a large say beforehand as to the outcome of any game this team had. So he ups and creates his own college---Carnasie after his own neighborhood. His gangster rival. Gilatti, thinks this give McGloin a definite inside advantage and, if there is one thing a gambler can't abide, it is that someone has an inside advantage and they are not that someone. Gilatti gets himself a college football team. Education marches on.

Man Soo (Kang-woo Kim) is a train conductor. Everyday he performs the same old routines, and gradually his days begin to feel as uneventful and predictable as the ongoing rotation of the wheels on his train. One day, his train gets caught in a messy accident involving a passenger's suicide, and he is forced to take leave from work. He gets on the last train. Hanna (Tae-yeong Son) is an attractive college instructor who is having an affair with a married professor. Her world is turned upside down when his wife confronts her. Abandoned and betrayed by her lover, Hanna is forced to face her own demons. She quits her job, and hops onto the last train. A train conductor and a college instructor seem to share nothing in common. But for Man Soo and Hanna, brought together by fate, finding solace in the companion of a stranger has never been better.

Handsome and successful Jim appears to have it all: he's married to the beautiful and supportive Lisa, has a healthy baby, and works a cool gig as the director of hardcore porno fare. Jim's seemingly perfect life starts to fall apart when he has an extramarital fling with an actress and the local Los Angeles vice cops close in to make a bust.

A sociopathic kidnapper methodically pushes a desperate pair of parents to their absolute breaking point.

Film editor Katie and suspense novelist Richard share an erotically charged moment during a hostage crisis, before embarking on a rapturous affair. When Richard’s wife is killed in a suspicious accident, the lovers are accused of murder.

Fact-based drama, set in 1910 Milwaukee, about an older married woman, bored with her husband, and her dead son's friend she takes as a lover and hides in her attic over the next two decades -- an affair that ends in murder.

Gwyn Marcus has always wanted a marriage like her parents. She has just accepted the proposal of her boyfriend Matt, but she has misgivings about their future together. Her fear of commitment grows as she learns of the various affairs that her family is having. With her sister getting married and her brother already married, her mother is growing concerned about Gwyn's being the last single person in the family. But the more she thinks about marriage, the more she must search for the balance between career, marriage and family.

It all started with football. Deok-hoon falls in love with In-ah who shares his love and passion for the sports. They quickly become lovers and he proposes. She refuses at first but they are eventually happily married. Marriage is like a dream until one day In-ah declares her wish to marry another man. She doesn’t want divorce as she loves Deok-hoon all the same, only change is that she loves the new man as much. Leaving Deok-hoon who finds himself unable to leave In-ah in the middle, she goes ahead and marries her new man. And so the bizarre bigamy begins.

Dowdy Sylvia accepts her boss' marriage proposal, even though he only asked her to avoid marriage to another woman. As a wealthy wife, Sylvia changes from ugly duckling to uninhibited swan and even contemplates having an affair with a man she meets during a trip to Paris.

In 1856, two women forge a close connection despite their isolation on the American frontier.

Red Vacance A young woman and a married middle-aged man have been involved in an affair for 6 years. They plan to go on a vacation, but the man's wife learns of their affair and takes her husband to a remote place. There the wife asks the husband about his affair. As the husband explains his affair, the wife becomes angrier. The wife is about to burn her husband. Meanwhile, the young woman who was involved in the affair receives a text message from the married man. The young woman goes to meet him, but the text message was actually sent by his wife. All three persons then meet at a vacation home ...

Fontaine Khaled is the wife of a wealthy but boring businessman. She spends his money on her nightclub, The Hobo, and partying. She hires a manager, Tony, to run her club, but it is understood that his job security is dependent on him satisfying her nymphomaniac demands.

A woman wakes up next to a dead body and proceeds to try to figure out what happened the previous night.

Cyril and Fiona, a free-wheeling married couple, travel to a tropical coastal town to follow their sexual fantasies. Cyril is a manipulator. There, they meet another couple, Catherine and Hugh, and their three children. Hugh is a one-armed photographer who specializes in nude photographs of peasant women. Soon, they decide to live together and an erotic atmosphere develops between them.

A young woman named Jennifer is propositioned by an older woman to have sex with her husband for money. Jennifer has trouble with this decision as it is morally wrong to her but she really needs the money to help her fiancee out of debt so they can get married. There may be more to the situation than meets the eye.

At a big party, Roger Fallon, now a woman-hater, right to the core - this all due to a failed marriage and disastrous love affairs - talks to Herbert Drake. Herbert who is happily married, bets Fallon that the next woman who walks into the room, whoever she is, won't let Fallon kiss her for 48 hours. Fallon takes the bet. Suddenly, a very beautiful and sexy woman walks in. It's Herbert's wife, Jeanne Drake...

Married but lonely, Sandra finds herself absorbed in the novel Lady Chatterley's Lover. But passion soon leaps from the pages of the book to Sandra's personal life--especially when she takes an amorous interest in a hot young housekeeper.

Min-ho and Jeong-il end up working with each other's wives one day. As time passes, the men feel attracted physically to their friend's wives. In the end, Jeong-il suggests to Min-ho, "Let's not take sides and just be happy as the four of us!" They start swapping each other.

Although Harry and Lisa have a happy marriage, their sex life is rather boring. And it's not just the fact that Lisa is overly prudish. One day Harry collides with attractive Jessica, who works as a dominatrix, and a passionate affair between them ignites. Lisa begins to tempt their neighbors, Bill and Kiki. However, the situation suddenly escalates when a chance encounter with Lisa and Jessica when they shared a dinner bill.

While their husbands are away on work trips, two bored housewives get together to commiserate. One thing leads to another, and they wind up in bed. For one of the women the incident was just a pleasant diversion, but for the other it's turned into a fixation, and when she sees her "lover" going after one of the male neighborhood hunks, things take a turn for the worse.

With unexpected expenses coming up and needing money to pay for tuition, Grace switch lives with her wealthy, successful identical twin sister Mercy. Mercy is planning on having one last weekend affair with her secret lover. Drew, Mercy's loving husband never knew of his wife's identical twin. He notices a behavior change in his wife and goes to the extreme to find out the cause. When the unexpected happens, Grace is forced to live a crazy double life. Which life will she choose: Her humdrum life, or her sister's adventurous life being married to a successful business typhoon?

A couple who operate a bed and breakfast make bets on whether or not another couple staying as guests can be enticed into a threesome before the weekend is over.

Haruma, her son, is greatly disappointed by her father, who takes a young lover Nanase after divorce from her mother and makes a love affair without even attempting. Besides, not long after, my father cheated on Nanase again. Haruma, who was comforting Nanase, who was hurt, soon began to touch her body as well as her heart.

A young girl is forced to give up college when her father loses all his money. She soon meets and falls for a young man at a party, only to discover that he's married. As if that weren't bad enough, he is soon seriously injured in an automobile accident, and doctors say that he may never walk again.

A wealthy yuppy couple find that their lives are being invaded by another, intrusive couple who are out to rip them off and terrorize them.

A married man tries to end an affair with his lover, and ends up accidentally killing her in self-defense when she turns psycho.

In Texas, a closeted lawyer/husband returns home with a surprise for his lonely, sex-starved wife - a cowboy hunk to serve as their handyman (and other things). She at first doesn't realize that there's more to their man-to-man relationship than employer-employee, but neither do the two men realize they share a past incident which links them tightly together

Seong-sik became stays at home while his workaholic wife Hye-joo works. Next to them, Seong-ki's friend Joon-seok and his wife move in. Seong-sik learns how to do housework from his friend's wife Eun-yeong. At first they hit it off but that soon turns into an affair and when Joon-seok and Hye-joo find out, they also start cheating on their spouses...

A married society woman accidentally kills her would-be lover and blackmailer and then suffers a crisis of conscience when his disgruntled butler is charged with the crime.

Marie Devere and Helen Gray are two sophisticated, gold-digging chorus girls on the look-out to marry a rich man, who measure the men they meet by their Bradshaw ratings. They befriend Lettie Crain, a country girl who comes near being deceived by Bartley Mortimer, a rich playboy. She is saved by another girl, Cynthia Kane, whose life Mortimer has ruined, and Lettie finds happiness with Bob Garrett, a poor but honest working man.

Alice Brady plays a farm girl who marries the son of her next-door neighbor. Her dreams of a gay social whirl are shattered when her husband takes a job as a railway station agent in a lonely prairie outpost. Desperate for companionship, she begins an affair with the railroad president's son, unaware at first that her lover is likewise married.

Couple Jin-goo and Joo-hee have been experiencing a lover's slump after their marriage. Meanwhile, a new couple in the neighborhood, Hyun-jin and Yoo-jeong came to the other couple's house to introduce themselves. They're attracted with each other's husbands and wives, and in the end, crosses the line that is not supposed to be crossed within neighbors. After that day, two couples' passion intensifies...

Seok-joon has two sons; Min-seok, who is married, and Yoon-soo, who is not. Seok-joon tells them he is going to give allowance and his wealth to his daughters-in-law only. Yoon-soo asks one of his lady friends to get married for Seok-joon's money. Min-yeong and Yoon-jin pretend to be Yoon-soo's girlfriends. Then Yoon-jin falls for Seok-joon. The women visit the house often to get on Seok-joon's good side, and so does Yoon-soo's ex-girlfriend, Min-yeong. However, Seok-joon falls in love with Yoon-jin, and Yoon-soo is very disappointed in Seok-joon, who wants to start a new life...

Tae-hee, can't live without her dead husband, and is living alone without being remarried. Her neighborhood friends, Yeong-ju and Cheol-min still feels sorry for her. However, Yeong-ju's son, Min-ho, secretly takes pictures of Tae-hee, admiring her. One day, Tae-hee and Yeong-ju goes to the grocery when she heads back home, after forgetting her cellphone in Yeong-ju's house. Just in time, Min-ho comes out of the shower and hugs Tae-hee...

Sisters Ji-soo and Ji-yeong decided to sell their used underwear due to financial difficulties. Perverted men offer to buy them at a higher price by asking these two sisters for shots of them wearing the underwear. Other men offer to pay even higher prices by demanding sex out of greater desire. As the sisters earn more money than expected, their service becomes more and more popular.