A Discreet Affair

A female college student is masturbating by imagining many things while watching a movie: imagining sex between a sister-in-law and her brother-in-law, imagining sex between a daughter-in-law and her father-in-law, etc. While she was masturbating, she moaned loudly and was caught by her stepbrother. The woman's body gets hot and cannot hold it, so she seduces her stepbrother.

Dong-sik and Jeong-mi, a married couple who run a multi-level company, make a huge amount of money through fraud, where they trick their victims using romance scams. The couple recruited Mi-yeon and Won-woo for the job. Later, Dong-sik and Jeong-mi develop feelings for Mi-yeon and Won-woo as the couple gets tired of each other. They begin relationships with their recruits by buying their favor with money.

Hae-won is a wife who is pathologically obsessed with her husband. When her husband, In-seong, goes to work or is out of her sight, she constantly calls him and monitors his every move. One day, Hae-won invited her best friend, Song-joo, to their house to hang out, but she began to suspect that the relationship between Song-ju and In-seong was strange, and ends up threatening her best friend's life when she comes to clear up her misunderstanding.

Joon-yeon and So-hyeon are living together with Joon-yeon's young and pretty mother-in-law for a while after his father-in-law remarries. One day, Joon-yeon is left home alone with his mother-in-law due to So-hyeon and her father-in-law's sudden business trip. The mother-in-law seduces her handsome son-in-law on a hot night. Unable to forget the sex he had with his mother-in-law, Joon-yeon even plans to have a threesome with his wife and his mother-in-law.

So-hee is a young wife who relieves her husband, who is crippled from the waist down, every night with her own hands. However, she feels lonely every night. One day, after she satisfied her husband's needs, her husband caught her masturbating without him knowing. Seeing that his wife is unable to satisfy her lust because of his disability, he makes an unexpected proposal.

MZ-generation sisters Hee-jeong and Eun-jeong use an app to find a personal PT teacher to help them lose weight. Both sisters fall in love with their teacher, Ji-hoon, at first sight. The two sisters compete with each other to seduce Ji-hoon to take over.

Min-joon and Eun-seo are newlyweds who have been married for a month. Min-joon's younger brother suddenly returns from the United States and comes to live with the couple. Eun-seo falls in love with her handsome, muscular brother-in-law, so much so that she secretly masturbates and cannot sleep at night because of her desire to have her brother-in-law.

Mi-hyeon's newlywed life was normal until her husband, Ki-hyeon, got into an accident. Her body and mind are ruined as she takes care of her crippled husband. While struggling with the hardships of her life, Mi-hyeon takes in a young man as a boarder with the introduction of her friend, and a deviation that Mi-hyeon never had before begins.

Mi-ra, a woman with violent and boyish personality. Jeong-seok, a timid man who finds Mi-ra's violence attractive. Jeong-seok is a visual but his every action and his slouched shoulders make him look really timid. Do opposites really attract? The two people were drawn to each other's different charms. Whenever they're having an intercourse, Mi-ra led everything, and she makes aggressive demands like scribbling on her body or swearing on her. However, the timid man's standard has not changed, and Mi-ra says goodbye to Jeong-seok. He happened to meet Tae-hee by chance. Tae-hee is a hardcore master! She is an instructor who runs a private tutoring center with Seong-ho. Jeong-seok learns the essence of being hardcore from them and begins to straighten his slouched shoulders.

Daughter Soo-hyeon is living a fun life with her mother Eun-mi. Then suddenly, a strange thing happens to mother Eun-mi and daughter Soo-hyeon, whose bodies changed. The two are forced to play the role of mother and daughter. Then, when the mother and the daughter have sex with each other's partners, they try to have more intimate and stimulating sex.

Ji-cheol is a job seeker who only plays and eats, and is the boyfriend of Eun-je who runs a small store. Meanwhile, Joong-hoo, a hikikumori, became a regular after accidentally seeing Eun-je in the store. She is mistaking her kindness for her affection for herself. Joong-hoo started stalking her SNS every day. In the end, after approaching Eun-je with an innocent face, he succeeds in locking up Eun-je. As Eun-je disappears and the money supply is cut off, Ji-cheol is eager to find Eun-je. Ji-cheol, who is sad about money rather than worrying about Eun-je's safety, tries to lure Mi-seon out of her pocket money. Eun-je, who saw the scene of these two people's affair through a hidden camera, disarms Joong-hoo while drinking with him, thinking that she should somehow get out of there. Eun-je eventually escapes. Feeling empty without Eun-je, Joong-hu confines Mi-Seon, who ignored him. Three months later, someone came to Joong-hu's house and then…

Kang Ji-yeong runs a shared office. Under her, regular VIP Kim Gi-baek, writer Yang Kyeong-mi, and business planner Min Jeong-gyoo enter the office one after another. Boss Ji-yeong feels that Gi-baek and Min-gyoo are turning their attention to Kyeong-mi. Out of jealousy, she decides to corrupt Kyeong-mi and kick her out of her shared office. However, Kyeong-mi is secretly attracted to her female boss and starts working on a script about it.

The gentle gesture of the three sisters surrounding the male housekeeper begins. The three sisters are not the food of the housemaid but the housekeeper's body.

Jong-hyun falls in love with a Thai woman and must save her when she is in danger.

In her boyfriend's room, her girlfriend is crying over a blanket. It’s been 100 days since today’s girlfriend, The boyfriend who came in late is crying so hate. Boyfriend celebrates today to appease her girlfriend She wants to take a self-camera commemorating her 100 days and keep it. Soothing his angry girlfriend, he apologized for being sorry To relieve his anger, he is charming chicken meat... Seeing such a boyfriend, my girlfriend can't hide her excitement...

Ye-rin came to an interview to get a job. She answers the interviewer's questions without hesitation. When she comes to the interview, she answers questions with the interviewer. However, the interviewer asks a strange question and opens her mind. When working, it is said that the chemistry between employees must be well matched, It is said that you should check whether the compatibility between the company and the woman is good. She who liked the interviewer in the heart. He tries to match the interviewer's story to the inner chemistry and tells him that he will pass it right away. The man goes over to her interviewer who he liked and has passionate sex.

Jinhee, who became the wife of the professor in charge, moved to the professor's house. I secretly enjoy Something with Sangyoon, the second son of a professor who has been a fan since childhood. However, he was caught by his first son Sang-cheol. Jinhee's life falls into an irreversible hollow.

Jeon and Seok-jin, who are married, rarely have children even though several years have passed since the marriage. One day, his planned friend Joo-hee divorces and stays at his planned house. After contemplating, Seonjeong asks Joo-hee for a surrogate mother, but Seok-jin opposes. After hearing the situation of a friend who wants to have a child, Joo-hee finally, You seduce Seokjin to have a relationship.

Minwoo falls in love with an aunt younger than herself. The angry parents force him to study abroad, I met a new girl there and raised love, and three years later, they return to Korea. Minwoo, who has not forgotten her aunt, falls in deep love with her hot again. Meanwhile, my aunt, who had been a celebrity life, informed the agency that she would quit her job. The agency is angry with this, and learns about the relationship between the two while looking behind her and starts threatening.

Hyeonchang and Yoonji have sex for the first time to celebrate the 1st anniversary of their relationship. Because both of them are clumsy, sex only hurts. They remain scars to each other. Hyeonchang is suffering. With the introduction of a local senior, he enrolls in Cheongbul academy, which teaches the skills of sex. Hyeonchang learns several skills and graduates. Meet Yunji again and enjoy the sex he learned at Cheongbul Academy.