Affair: Sister’s Temptation

A student finds his friend's mom very sexy. While studying for tests, she tempts him away from his studies and a hot affair ensues.

Min-wook has a crush on his roommate, Young-su's sister, Soo-jin. However, she plans to marry a man who meets the conditions for Su-jin soon. She hides her heart and wishes her sister happiness, but when she sees her divorced a few months later, her old feelings come back to life. Her divorced Su-jin stays with her brother's house for the time being, and Min-wook and Su-jin, who have been living in her house for the time being, are now trying to confirm their love for each other...?

Do-hee is alone in the house with her father-in-law as her husband is away on a work trip. One day, she sees him get bullied by his friends. Since then, she keeps thinking about his friend Yong-jin who looks strong and manly. Tired of being lonely, she seduces him. Yong-jin's body heats up for the first time in a long time and he goes to Do-hee's house every chance he gets to have a good time.

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...

The man owner is a car salesman. The sister of the fiancée just happened to buy a car, so she sold her a good car. Who knows that the sister of the fiancée is a coquettish woman. Some minor problems in the car called the male lead to repair. Even though the male lead had good stamina, he got on his sister’s bed under the stimulation of alcohol. Afterwards, the male lead regretted very much and felt sorry for his fiancee, but the elder sister got worse. For various reasons, forcing the male protagonist to be her tool for venting...

Eun-joo is always horny and her hobby is to post pictures of herself online and seduce men. One day, her friend's boyfriend Sung-jin has no place to stay moves into their house. While they live together, Sung-jin realizes that Eun-joo is the woman he met online and makes a move on her everytime Young-joo is not there...

Yoon-hee, Hye-kyeong, In-chang and Sang-joon get together for the first time in a while one winter. The men pay more attention to the girls than snowboarding. After a day of fun-filled snowboarding, the four of them drink all night. In-chang and Sang-joon give the women tips on the sport, and everything is well. The beer runs out, and Sang-joon and Yoon-hee head to the store together, while In-chang and Hye-kyeong stay behind. Led by lust, they start creeping up on each other.

The male protagonist is about to be promoted and invites the chairman to come to the house as a guest. However, the chairman is accidentally injured. In order not to make the chairman angry, the male protagonist has to beg his wife to go to the chairman's house to take care of the chairman. The chairman is a womanizer, this A kind-hearted friend's wife is like a sheep in a tiger's mouth, becoming a plaything for the chairman of the board...

When the oldest son fails in business and the younger son dies in an accident, Hyunwook unintentionally lives with his two daughters-in-law. Then one day, Hyun-wook accidentally sees a small daughter-in-law taking a shower, and since then, her daughter-in-law continues to look like a woman, not a family. Besides, the daughters-in-law who have been alone for a long time are also noticing Hyunwook…

A son invites his friend over to take care of his mother and lines are crossed that shouldn't be..

New employee Ho-seok is warned by the shooter to watch out for Lee Ji-sun. It turns out that Ji Sun was a new killer male employee! Moreover, as Hoseok's co-worker and Dae-cheol's sex partner, Joohee, began to look over Hoseok, Hoseok's corporate life is getting more and more dangerous.

Girlfriend Hye-mi and his mom live alone. Jung-woo couple goes on a summer vacation to a country house. Hye-mi's young and sexy mother A-ran, A-ran, who became alone early on, He suffers from loneliness every night and starts to show Jung-woo as a man rather than a daughter's lover. On the other hand, Hye-mi, who says she is going to meet a friend, goes out I had a hot reunion with my young lover, Hoseok. A-ran seduces Jung-woo, who is left alone at home...