A young woman wants to get her boyfriend to commit to her, but the most she can get him to do is exchange apartment keys.

Ex-couples who broke up for various reasons gather to look back on their past love and to find new love.

Nan-hee, who wants to enjoy her newlywed life, feels something wrong with her husband, Moo-yeong's body. No matter how much she tries to seduce him every night, Moo-yeong is unable to use his strength. One day, Nan-hee's high school classmate Yoo-na moves in next door. Nan-hee begins to heal Moo-yeong through Yoo-na's shocking suggestion.

Mindy Chan (Andy Lau) is a top-notched gambler/swindler. His girlfriend Lily (Christy Chung) and friend Ah Chi are card dealers at the casino where bad guy Lau and his mistress Mona (Anita Lee) frequent. Chor Hung (Tony Leung Ka-Fai), a play on the Chinese name for famed retired actress Cherie Chung, is a senior security guard at the local prison. During a card game, Ah Chi and Mindy swindle millions of dollars from Lau, but they are caught. Lau makes a deal with Mindy - in exchange for Ah Chi (who had been kidnapped), Mindy needs to go to prison and find out where a guy named Robinson (Kwan Hoi-San) has hidden $3 billion dollars worth of bonds.

A socially awkward but highly enterprising teenager decides to acquire a "mail order best friend"; a sophisticated exchange student from France. Instead, he ends up importing his personal nightmare, a cologne-soaked, chain-smoking, sex-obsessed youth who quickly becomes the hero of his new community.

A former escort who once "traveled the world" through his lovers, finally discovers true love. But when past clients reenter his life, he must confront old temptations and the challenges of loyalty, desire, and commitment.

Jong-tae and Eun-mi, were invited to the housewarming of Seung-gyu and Yoon-hee. Seung-gyu learns that his senior's business is almost on the verge of bankruptcy. Seung-gyu suggests staying together for a while to his senior who was vigorously frightened to avoid the debtor. After a few days, the couples get to drink and play a wish-making game. Seung-gyu, who won the game, offers a swapping offer...

Desperate to solve the seemingly irreconcilable problems in his marriage, Brian Tilghman seeks the help of a mysterious fixer.

Upon moving into their luxurious new home in an affluent neighborhood, a married couple are soon befriended by their neighbors and introduced to the world of swinging and lurid sex.