Yeong-bin succeeded in getting a job. He is excited and buys food for his friends. Na-yeong is going to give a congratulatory gift to Yeong-bin for getting a job. Meanwhile, Ji-hee and Yeong-bin meets separately, leaving Na-yeong and Min-soo behind. Na-yeong, who was on a date, calls Ji-hee and Yeong-bin and everyone gathers again to congratulate Min-soo. The fun continues, and while drinking together, they start to open their eyes to each other's love... The love between two men and women, no one knows, is just beginning.

Na-yeong is studying to be able to find a job. Studying alone is not easy but she still spends time alone. When she found out that her friend Ji-hee's grades have improved a lot while studying, she seduced her friend Yeong-bin and took off her clothes, asking him to join her. But Ji-hee's studying was different than I thought. A study forced to have sex. Na-yeong meets Min-soo in a new study and quickly starts to adapt to a new study. Will their unique classes end well? The delicious and bitter story of two different men and women just begins.

An art student named Gwang-ho gets dumped by his girlfriend because she was only his source of comfort, and that he's a Mama's boy and a premature ejaculator. He tries to avoid seeing her by going to a different academy and that's when his mother introduces him to her friend Soo-yeon, a sophisticated and intelligent looking woman. Gwang-ho falls for her. Gwang-ho's mother suddenly leaves for Australia because his father is sick and Gwang-ho gets to stay in Soo-yeon's house for a few days. Looking at her, he thinks of all the things he would like to do with her and Soo-yeon's niece Ha-kyeong stimulates him to do something about his feelings.

The silent secret of the perfect woman. Genius Consulting is a recruiting company that provides Board of Members of large corporates and professional talents to China. As the original secretary for Joo Yeong-cheol, CEO of the company went on her maternity leave, Ji-won, a new secretary is hired and starts filling the position. All the employees welcome her who looks sexy at a glance, is capable of doing her job and also has a warm good personality. On a rainy night, CEO Joo and his new secretary Ji-won have a brief beer break, while working until late at night in the office.

Yeong-hoon realizes that he is strangely drawn to Mi-ran, a married woman, who is one of his colleagues at work and adored by many men. Yeong-hoon keeps flirting with her constantly and he finally ends up having a passionate sex with Mi-ran. He becomes deeply drowned into her allure. One day, Yeong-hoon receives a shocking video message when he visits Mi-ran’s house. The video informs him that Mi-ran’s couple has been using Yeong-hoon as their sex partner. Mi-ran’s husband, Jeong-wook invites him to join their games. Yeong-hoon cannot decide between his loving emotion for Mi-ran and his desire. Yeong-hoon after all tells the husband to let her go, because he is in love with Mi-ran. Jeong-wook accepts his request under one condition, which is that Yeong-hoon should have sex with Mi-ran in front of Jeong-wook. Yeong-hoon accepts the suggestion and starts having sex with Mi-ran in front of Jeong-wook, but he stops in the middle.

Sang-cheol and Myeong-soo, both unemployed, join forces to film adult films. They borrow cameras, a pension house and recruit actors. These two men selected the beautiful Yeong-eun, and sexy Seon-gyeon. It was awkward for a while but they enjoyed the work. Their real-life camera goes back and forth between filming and reality!

Elementary school friends Min-soo, Woo-hyeon and Ji-yeong are close friends who still hang out with each other even if they're now older. Min-soo likes Ji-yeong but he knows that his best friend, Woo-hyeon, likes Ji-yeong too. He is hesitating to confess. One day, Min-soo who happened to spend the night with Ji-yeong was happy that he told Woo-hyeon that he was going to sleep with Ji-yeong as if nothing happened, and Ji-yeong also thought nothing about it. The story of three young people agonizing between strong friendship and love is just beginning.

She's sensitive because she's suffering from sexual excitement syndrome, which is sensitive to small stimuli. She has been receiving regular counseling and treatment from her psychiatrist, "Stabilizer," to cure her illness. But her illness, which can't be cured easily, causes her to be in a difficult situation, burning hot even when she's at work...

3 idol wannabes pass the audition. They get dance and acting lessons while living together. They even get sex lessions. They sleep with sponsors under the orders of their management director and managers and dream of becoming the greatest superstar ever. Will they succeed?

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.

Jeong-hye and Ji-hwan are a couple who have been living a wandering life due to debt. Ji-hwan makes a secret deal with Man-soo, the new owner of their previous house. The couple can stay at Man-soo's house, but in exchange, Ji-hwan must have sex with Man-soo's wife, Tae-hee. Man-soo also ends up taunting Jeong-hye secretly, using her unemployed husband as bait. Later, Jeong-hye and Ji-hwan eventually find out that they have been secretly played by the couple and get frustrated. In the end, Man-soo and Tae-hee propose a new offer to the couple.

A man who decides to divorce as a sexless man, a woman who can relate to other people well, but her love life is pointless. To achieve making love with the guy he met by chance and had an unrequited love with 10 years ago, their friends got together. Love operation team for their friends' love life forms! Can she take over the man?

Woohyun, who has a fluttering thumb with Yeongju. He fell in love with the lord who remembered the words he said as if it were flowing. One day, Yeongju came to Woohyun with food as a surprise. Woo-hyeon falls in love with Young-joo's consideration and invites Young-ju to his house... However, somehow, Yeong-joo has lost contact since then and Na-hee approaches Woo-hyun who is desperate.

Ho-je remarried Hyeon-ah. He thinks wives and girlfriends are different things and refuses to sleep with Hyeon-ah. Although she's upset, she keeps it in for the sake of his wealth and comforts herself with hosts, but she's still feeling empty inside. Meanwhile, Ho-je's daughter Ho-yeon feels something strange between her boyfriend Joo-cheol and Hyeon-ah and offers Hyeon-ah 50 million won for sleeping with her father. Hyeon-ah thinks this is the perfect chance to get rid of Ho-je's girlfriend and accepts but...

Jeong-gook, who runs a private business, only looks at his son after he got hurt. Seong-sil came as a tutor when Jong-soo became a high school student. Jong-soo, who had no mother, follows Seong-sil as a teacher, sister, and mother. Jeong-gook, who watched this, gradually grows in love with Seong-sil, and the two start a family based on marriage. Jong-soo has already loved Seong-sil as a woman, not a teacher. What will be the future of this family...