My Sister-in-law's Secret

Kyeong-soo, an art dealer who specializes in painting, goes to evaluate the requested painting and accidentally damages it. Chang-in, the owner of the painting, suggests one thing from Kyung-soo, who was at a loss.

A young man falls in love with his friend's mother. Hyun-woo, who returned to the military, starts a part-time job at a bar in a difficult situation, where he meets Yoo-sun, a woman who captures the hearts of customers with her skillful ways. Then one day, Hyun-woo, who was alone with her, finds himself in a shock with his friends Min-seok and Yoo-sun. When Hyun-woo confesses the truth after a hard time, Yoo-sun asks her to keep her relationship secret. Hyun-woo, who failed to reject Min-seok's proposal to live in his own home, begins a breathtaking cohabitation with Yoo-sun.

A young couple, Wan-jin and So-hee, are living with Wan-jin's single father, Seok-bong. Seok-bong was preying on his daughter-in-law, who was doing the housework and preparing meals for him while her husband was away at work. He pretended to have dementia and attacked her. So-hee, who was suffering from her shame, suggested to Wan-jin to hire his father a caregiver, saying that his father seemed to be suffering from dementia, and so Bok-ja, a sexy and voluptuous caregiver who was about Seok-bong's age, came in. Seok-bong is captivated by Bok-ja's passionate charm and soon begins to share his love with her, and in this way, she takes the place of Wan-jin's new mother.

Typhoon and Taeyang brothers are sharing. The visitor today is Jessica from LA. Applying for an idol audition is her purpose. She is so cheerful and open to the burden. The fatal temptation of a strange woman who appeared one day and the fate of the brothers shaking in front of her.

Cheonbong, a third-class movie director, goes hunting with Dae-do as the newly-established assistant director Mi-young. However, hunting is just an excuse, and Cheonbong's interest is more on Jet-Bob. Chun-bong tries to fill his greed by deceiving Mi-young, who doesn't know the industry. Cheonbong's wife, Eunwoo Son's soccer coach, Together with Seong-gyu, he goes on a journey of deviation. Daebu-do is a place of memories that Cheonbong and Eun-woo enjoyed during their dating. Unfortunately, the couple enjoys an overnight meeting at a neighboring pension. They burn each other's bodies in the same space without knowing each other's existence... The life of a couple in this era of tightrope walking between Eros and Tanatos. Digging secretly into the crack's space.

Young-cheol, faced with boredom, keeps looking at his younger and sexy sister-in-law than his wife who doesn't want him. The only two living together with my sister-in-law started with my wife's runaway! Young-cheol falls helplessly in front of her sticky temptation.

The special secret to a successful noraebang is revealed! The noraebang where Hee-jin works is for customers who want a call-girl. When they start turning around and leaving, Hee-jin decides to become a call-girl herself and even brings her friend Seong-hee in. Rumors of Hee-jin and Seong-hee's beauty and service quickly spread and more customers come. When they've made enough money, Hee-jin and Seong-hee decide to open their own noraebang and display a hidden special service.

After finishing his long career as a government official in Hanyang, His Excellency returns home with his gisaeng lover. His mistress, who washed her identity as his foster daughter, can't adjust to the boring country life and becomes lonely. On the other hand, His Excellency keeps paying attention to his female servant, a familiar face in his hometown full of memories, and becomes increasingly neglectful of his mistress. The mistress, who is saddened by His Excellency's actions, receives comfort for her body and mind from his male servant. One day, an imperial scholar comes to visit and takes control of his mistress, but when His Excellency does not take any action, she becomes greatly disappointed. However, the male servant, who watched the scene, seeks revenge for her from the imperial scholar but is caught by His Excellency and beats him. At the end, his mistress decides to run away with the male servant in the middle of the night.

A young mother takes interest in her friend's son. Her interest in him makes her forget herself and drives her to pursue him.

Kang-seo, a prestigious college student who lived as a tutor and a convenience store part-timer received a tutoring request one day. Kang-seo, who was tutoring the gangster's daughter, goes to bed with the gangster's newly remarried wife, and is soon threatened by the gangster.

Chi-soo is a repeater who gets bullied by his friends. However, he had a secret about his body that rumors wouldn't die down about... The secret was that he was the possessor of an outstanding package. Rumors about Chi-soo spread and all the women begin to desire him. Chi-soo who realizes what he has, takes revenge on those who bullied him by conquering all their women...

The second generation of a chaebol was exiled to a rural villa because of a mistake. However, it only brought fun and excitement to another world that unfolds there.

Yeong-ae, who was raped daily by a masked man, gradually finds herself falling for him. Upon discovering that the masked man was actually her husband, she breaks up with him and begins to rely on Jin-seong, who occasionally visits and treats her kindly. However, Jin-seong is hiding a secret of his own.

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...

Woo-hyeon finally passes his college entrance exams and lives with his aunt, Mi-yeon, nearby. He sees her for the first time since he was young. She's not his real aunt, but she's younger than he thought. Then one night, Woo-hyeon peeks at Mi-yeon, who is pleasing herself. So begins the dangerous relationship...

Jeong-hee goes to her parents' home to take care of her sick mother. And then, a young lady, Se-hee, came to Jeong-hee's house to work as a household helper for a while. Yoon-soo, Jeong-hee's son, fell in love at first sight, and her husband, Seok-jin fell asleep from Se-hee's massage. Meanwhile, Jeong-hee who came to her parents' house, met Hyeok-jin who used to like her, and says she will be leaving her home for a while…

Ha-neul haven't seen her friend, Ye-sol for a long time, and so they spent a good time together. That time, Ye-sol's father, Min-soo enters the house. Ha-neul sees the young-looking Min-soo and makes a fuss. Ye-sol who is a little bit tipsy tells Ha-neul that he is her stepfather. That night, Ha-neul secretly entered sexy Min-soo's room...

Myung-soo, who opened a new karaoke room. She promotes the store by giving rice cakes to her local aunts. In order to take over the strong-looking Myeongsu, the pretty neighborhood ladies start a meat attack. Myung-soo inherits her stamina and leaves the shop to her junior Yoon-il, and Yoon-il is happy at first at the attack of her aunts...

Hee-jung, a college student, uses up a lot of money on Bitcoin and so she can't pay back her friend, Joo-yeong. Worried, she came to work at a room salon and pays off the money she borrowed. Seeing how Hee-jung is, Joo-yeong tells her she wants to work at the room salon, too. Eventually, they both became aces! Until the vacation ends, they are slowly getting money, their hot services are attracting more and more customers...

Seul-i and Yool-i meet on a trip and treat each other more than their own sisters. Seul-i feels burdened by the fact that Yool-i likes her sexually and introduces the men to Yool-i.

The thrilling and suspicious cohabitation of a young and sexy aunt and a lustful MZ college student begins. Tae-hoon, who has been accepted to college in Seoul, comes to the city imagining his college life by himself but becomes disappointed when his mother calls him to stay at her friend Kyeong-sook’s house. However, he is delighted when he sees the middle-aged woman Kyeong-sook’s young and sexy body, so he happily settles in. While imagining sex with his mother’s friend, who has fair skin and seductive eyes, Tae-hoon, who comes home early, witnesses the mature woman performing an adult broadcast in her room and relieves his sexual desires by watching her stream. However, Tae-hoon gets worried about how to deal with Kyeong-sook and confides in his friend Min-wook, who suggests using her broadcast as a weapon to have sex with her.

Tae-hee, can't live without her dead husband, and is living alone without being remarried. Her neighborhood friends, Yeong-ju and Cheol-min still feels sorry for her. However, Yeong-ju's son, Min-ho, secretly takes pictures of Tae-hee, admiring her. One day, Tae-hee and Yeong-ju goes to the grocery when she heads back home, after forgetting her cellphone in Yeong-ju's house. Just in time, Min-ho comes out of the shower and hugs Tae-hee...

Jeong-hee goes home to take care of her sick mother. While Jeong-hee is gone, Yoon-soo convinces his father, Seok-jin, to call a housekeeper to do the chores while his mother his gone, and so comes Se-hee. Yoon-soo likes Se-hee and ends up sleeping with her. Seok-jin also ends up sleeping with her while receiving a massage from her.

Jae-wook visits the boxing club run by Seung-tae. He takes Seung-tae to a 'fun' place called the Ticket Coffee Shop. Jae-wook calls in a girl named Ji-soo to meet Seung-tae. Ji-soo feels attracted to Seung-tae who's never been to a place like this. Seung-tae goes back the next day, because he can't stop thinking about Ji-soo...

Seok-yeong has been living with his father ever since his parents got divorced when he was young. His father, Joong-nam, would always introduce his new girlfriends to Seok-yeong, but Seok-yeong didn't like running into strangers in his house. At the same time, Seok-yeong feels more comfortable with women older than him. One day, Joong-nam says he's going to marry his new girlfriend, Gyeo-won. At a family dinner, Seok-yeong feels attracted to Gyeo-won's sister, Gyeo-woon, but he has to call her 'aunt'