Won-jin is sent into a nearby region suddenly by the company. He is unprepared when he goes down so he calls his friend Chang-hoon who lives there. Chang-hoon lets Won-jin stay at his house for the time being but Won-jin gets to thinking. The reason is, Chang-hoon's young wife Soo-yeong has a history with Won-jin. However, Won-jin decides to go to Chang-hoon's house to see Soo-yeong. Chang-hoon just happens to leave the house for a while and Won-jin meets Soo-yeong's glamorous friend Kyeong-hee who is also living there. Won-jin starts living with Soo-yeong and Kyeong-hee who starts seducing him.
A wealthy man has relationships with a married woman, an office lady and a high school girl. Two of them are friends, two are sisters and one leaves him frustrated.
A legendary beauty salon that is sure to become a regular once you go!”Sir, would you like to have a very hot service?”In order to overcome the financial difficulties of the beauty parlor,It begins to attract the male guests with the special technique that makes it from head to toe.Kurt, Firm, and ‘it’ to open the hair salon is good!
Joo-yeon is traveling before he joins the army. He visits his uncle's house to spend time there until he starts serving duty and gets off at the bus terminal in a small city. Unlike his tacitum uncle, his aunt is very open and sweet. Joo-yeon meets her friends too at the hospital where he meets his aunt and he also meets his childhood friend Tae-ho. Later, they work out at Mi-jin's Taekwondo studio and decide to get drinks. Joo-yeon notices that something is going on between Tae-ho and his aunt but he decides to ignore it. Joo-yeon keeps a watch on his aunt while Tae-ho tries to bring out her sexual fantasies. Mi-jin falls for Mi-jin. Joo-yeon is getting other ideas the more it's time to leave for National
Department of Dance student Da-hee (Oh In-hye) is a born solo who has never had a boyfriend before. However, she has nightmares every night. She dreams about violent sex every night. What she would never ever imagine even in her dreams is bothering her in reality and she cannot share this with anyone. In addition, the new performance projector is her long-time crush, professor and Woo-kyeong’s husband Gong-woo (Chris Jo) and it’s making her suffer. In the end, Da-hee goes through therapy and finds out she’s suffering from a trauma she’s had when she was a kid. Then she stumbles upon Myeong-joong, a Tantra yoga instructor online...
Julia works as a sexual role player, nude model, chef's assistant and still needs more money, so she takes in a lovely young roommate, Alex. Alex becomes fascinated with her, but Julia doesn't quite trust her. There's also a hot sculptor.
Four estranged friends are bound by a scandalous event that would test their friendship.
Beautiful DJ Da-som hosts a late night visual radio show for adults. It's called One Night Radio. Listeners are treated to a unique episode about sex every night. With Da-som's calm progression, the real and hot story heats up the night.
Whenever she sees a messy kitchen, she calls her childhood friend Min-soo. Min-soo, complains in words but still brings side dishes to Seo-yeon. They're friends, but sex partners. Seo-yeon's relationship with Min-soo from their young age is natural. Min-soo is worried about Seo-yeon. He is jealous of the relationship between his younger friend Yeong-cheol and Seo-yeon.
Min-hyeok received a new tenant while using his house as a share house. One night, she finds Na-yeong sleeping on her front porch. Na-yeong entered the share house on the same day and the two sleep in the living room. Jin-woo came out after washing and Na-yeong woke up. Jin-woo has feelings for Na-yeong who is like four-dimensional... Meanwhile, Min-hyeok notices the strange currents of the two. Although Na-yeong knows Min-hyeok's feelings, he attracts Jin-woo to her room. The story of the dizzying love between two friends to take over a woman is just beginning.
Ji-eun, a Korean female college student who came to Japan to study, works part-time at a convenience store to pay for tuition and living expenses. The friendly store owner invites Ji-eun and Min-woo to his house. Ji-eun and Min-woo are forced to suffer between their mistress and her lover. From that day on, the mistress torments Ji-eun by revealing her true nature. Min-woo, who is worse than her, drags Ji-eun out of the convenience store and falls in love with her again.
Couple Hee-joo and Woo-seok, who are in good harmony with each other, become increasingly provocative sex addicts. Unknown to Hee-joo, Woo-seok offers watching sex to his senior Jong-gyu, and Jong-gyu gets a thrilling experience. After having a taste of "spectator sex" Jong-gyu secretly meets Hee-joo and his girlfriend Mi-seon and the three of them have sex.
Na-hee, who lives with Min-yeong, worries about her since she drinks too much alcohol and even stays out overnight once she goes out. Na-hee wakes up Min-yeong and fixes her hair as usual. When Min-yeong left early in the morning due to an urgent matter, Na-hee, who is left alone, spends his own time. If you enjoy masturbation, you will finally be able to have sex in front of Na-hee, who yearns for sex.
Jun-ho and Da-hee bumped into each other on the street. The two fell in love and confides with their friend Min-soo. Knowing that the two will miss each other, Min-soo spends his last sweet moment with Da-hee, his sex partner, and arranges a place for them to meet. The hot story of Da-hee's choice between two men who think that friendship is the most important, is just beginning.
Drunk Min-woo and Jae-hyeon attack Na-yeon's house. There, Jae-hyeon confirms that he likes Na-yeon. Min-woo secretly enjoys sex with Na-yeon, knowing that Jae-hyeon likes her. When she learns that he likes her, Na-yeon tries to use her heart... she is happy without knowing anything.
Manager Park, who sweats when nervous about his zero fashion sense, out of place glasses, and timid personality, secretly has a crush on the new employee Chae. However, Chae is the object of envy of all male employees. She is not approachable and overpowering. Manager Park collects his salary steadily and buys a dating app called Super AI, and started using it. He can receive VIP customer service by entering the picture of Chae and his desired body type. The woman who introduced herself as Ming-ki in the phone communicates perfectly with Manager Park on a completely different level from the other AIs. He enjoys dating with the AI all night long, and when he comes to work and meets her in person, he is confused.
But... we shouldn't do it. As Jin-goo's father suddenly leaves for England for a business trip, he stays in the same house with his stepmother, Ae-ran, who is still in an awkward relationship with him, but it is also uncomfortable to meet him at every meal. Ae-ran tries to take care of her son Jin-goo even if she's busy living every day as an English teacher and working part-time as a private tutor. She sometimes goes to work at night as if she had a part-time job. Meanwhile, Jin-goo often goes to karaoke rooms to meet Woo-mi, who is popular, thanks to the introduction of his senior in the neighborhood. One day, when that senior came home for a drink and encounters a huge fact, he turns around, revealing a huge secret and revealing their mixed erotic romance.
Private secret of Na-yeon and Min-woo, the teacher who teaches herself from old times! As Min-woo's grades go up a lot, Na-yeon invites him to her house for a special class. Usually, she is a calm teacher, but her personality changes whenever she touches her body. Meanwhile, Na-yeon had another student named Jae-hyeon, who knows the relationship between Na-yeon and Min-woo and is jealous, but only enjoys the current situation. A special private tutoring class for two students and a female student, which is secretly conducted, is just beginning.
Seo-yeon likes Jin-woo, her friend since high school. She is satisfied with their current relationship where she hides her feelings and stay as a friend. Jin-woo is not greedy because he didn't have a girlfriend for a long time. Dong-hyeon, who secretly likes Seo-yeon, knows that Jin-woo and Seo-yeon like each other, but he doesn't say anything. As time went by, Dong-hyeon found out that Seo-yeon was unlikely to like him, and asked Seo-yeon to sleep with him because she will connect him to Jin-woo. The two men's mixed love between a woman is just beginning.
Na Joo-ri and Ahn Joo-ri have been friends since high school. Two people with the same name but opposite personality, Jal-joo, a married women who enjoys free sex, and Ahn Joo-ri, who keeps her virginity before marriage. Yong-jin, who promised to marry Ahn Joo-ri, has yet to have sex. The frustrated Yongjin tries the first night with Ahn Joo-ri with the help of Na Joo-ri.