A young man enters the Rome Metro with a friend, where they notice a woman who has just left the restroom with her dress accidentally tucked into her panties. They tell her about her inadvertent exposure, after which one of the boys boards a train, leaving his besotted friend standing on the platform - totally smitten with the lovely young lady. The two are waiting on opposite platforms, where they await the last train. The young man proclaims his love at first sight - telling her she's the most beautiful woman he's ever seen. Obviously flattered, the woman reciprocates in a way the young man will never forget...

People who are on a fishing boat in a secluded countryside wake up to a deep desire in their heart. Money, sex, power ... In the uninhabited desert of endless desire, it turns out that somebody is found as a body and another person is on the island. Can they escape safely from the island of desire?

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.

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.

Jin-woo sees Seo-yeon and Dong-hyeon together and makes fun of the two. Annoyed with Jin-woo's jokes, Seo-yeon leaves but Dong-hyeon bit Jin-woo's words and misunderstands Seo-yeon's liking for him. Jin-woo starts teasing Dong-hyeon excitedly. Dong-hyeon who is clueless about anything is excited about his relationship with Seo-yeon.

So-ri a lyricist wearing large headphones, visits the same space every day. The anticipation that her first love Jin who disappeared long ago after the accident, will return again. So-ri's wishes become reality. Jin is back again. So-ri and Jin hide their secrets about each other and start a deep relationship that they couldn't even imagine before.

Seo-yeon is running a boarding house. She has a habit of changing men every quarter. Yeong-cheol, who was recently brought to the house is cute, but he tends to be clingy in relationships which makes her feel a little uncomfortable. When Yeong-cheol is away from home, he calls Min-soo to his house. Min-soo provokes Yeong-cheol when he knows how Seo-yeon feels. But Seo-yeon's mind is different... Who will win Seo-yeon's heart?

Ma-ri, who believes she is very special and beautiful, thinks people can hear her thoughts. The psychiatrist who became Ma-ri's new doctor was listening to her in an isolation ward. Suddenly, she feels naked from Ma-ri's sudden, unnerving cry.

Da-hee and Min-soo, who seem to be a good couple, eat together and take a walk. They are always seen holding hands and taking a walk, so people envies them on the street. In fact, Da-hee had a husband. A mysterious man who comes after her husband goes to work... Da-hee's love story, who walks a dizzying tight rope between two men, is just unfolding.

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.

A woman finds a man who looks just like her husband on a new business account, and a man who hurt his back while exercising with the woman he loves, and goes to the woman who likes him and gets a sex massage.

Campus couple Sang-yeol (Kim Myeong-joong) and Mi-na (Lim So-mi) are a married couple who maintain their living as a magazine reporter and pretty famous writer. Sang-yeol, who is always at home writing, has been in an affair with his neighbor and collegemate Da-yeong (Hwang Jeong-ah) for quite a while. Then one day, Mina runs into Da-yeong and exchanges phone numbers. Mina starts to suspect the frequent phone calls to her husband from an unknown number. She finds out Da-yeong is the one he's been cheating on her with but she isn't upset. Da-yeong's husband Hyeon-woo (Lee Hyeon-gook) had once dated. One day MIna meets Hyeon-woo coincidentally through work and seduces him. He falls for her and the complicated relationship begins...

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.

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.

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.

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.