Jinju, who used to frequent a bar in the past, is approached by a man who claims to have sex videos of her past. Feeling anxious about the situation, Jinju agrees to give the man a large sum of money to prevent him from contacting her again. However, the man squanders the money on gambling and finds himself in a desperate situation. He reaches out to Jinju once more, demanding more money. When Jinju doesn’t respond to his demands, he resorts to sending a woman to seduce Tae-soo, Jinju’s lover, in an attempt to manipulate Jinju into giving him the money he desires.

M and W meet through chatting and have phone sex. W gets curious about rich M and suggests they meet up for real to make money for her tuition. They meet in front of a subway station. While they wait for the train, M says he wants to touch her down there and that he'll give her lots of money. She allows him and despite people's eyes, they enjoy little sexual acts of their own in the train. The next day, they meet at a park and enjoy the thrill of public sex in a bathroom. Since then, M and W become the greatest sex partners who do it anywhere including the karaoke, motel, office and outdoors.

Yong-min was a playboy who was loved by every woman. He had a woman named Tae-yeon whom he loved. However she breaks up with him due to his playboy habits and there is a rough quarrel in the process which leaves Yong-min blind. He meets and marries a woman named Soo-ae but he's lost all sexual desires along with his sight so it's hard to maintain a good marriage with her. Then one day Ho-yeong and Soo-jeong move in next to them and Soo-ae feels a kind of adoration for Ho-yeong...

Dong-won and Mi-ae have been married for 8 years. Ji-yoon moves in next door. Mi-ae has to work and Dong-won doesn't and she relieves her stress outside with other men. Dong-won doesn't know this and waits for her to come home every night so he can have sex with her.