With the company on the brink of bankruptcy, the defiant president Echizen plans to do something foolish one last time. He sets up a lab he calls the "Orgasm Research Institute" and begins research into ecstasy with the researchers he has gathered. First, there is the interaction between Teruha, nicknamed "the 10,000-slayer" who charms men with sex, and Youji, who has a big dick. The excitement of the researchers reaches its peak when they see this. Then, they take turns to conduct dizzying experiments on pleasure in the isolation facility! What on earth lies ahead?!
At the end of boundless lust and unsatisfied desire, a mad ending covered in fresh blood awaits. A man and a woman who have lived a life devoted to studying choose dark means to fulfill their unfulfilled love. Supposedly based on an actual incident involving a Tokyo University student, and depicts this seemingly old but universal theme in an orthodox manner. The leading role is Keiko Nakazawa from the pichipichi gal group "Romanko Club."
Hee-soo goes to her ‘rich lover Seok-ho’ while her husbands is on a business trip. Her younger brother Hee-yeong and her husband Jeong-tae are also together. Hee-soo introduces Seok-heo to Hee-yeong and Jeong-tae, and Seok-ho falls in love with Hee-yeoung at first sight. As Seok-ho tries to avoid Hee-soo’s eyes, and meet with Hee-yeong’s eyes instead, he decides to take advantage of Jeong-tae. Jeong-tae who dreamed of having sex with Hee-soo, seduces her, and while Hee-soo and Jeong-tae were playing, Seok-ho wins and took Hee-yeong as price. These people who are complicatedly intertwined, are at a crossroads to choose whether to disperse or become a new family.
Mi-yeong, whose life goal is to get a job, succeeds in joining a company after passing the final interview with difficulty. Mi-yeong, who is in charge of managing clients and signing new contracts with the company's manager, begins to be attracted to Sang-hyeon, who makes mistakes in important PT announcements, covers them up, and even scolds the company's representative. Sang-hyeon, who also had a heart for Mi-yeong, proposed to her and asked Mi-yeong for a difficult favor...
Seung-hyeon who grew up lonely, falls in love with Hye-joo, a beautiful woman sitting next to him during a spontaneous bus trip. The two people became close and he followed her to an island with a mysterious ambiance and enjoyed an intense sex that day... Two years after being lovers, Seung-hyeon was diagnosed with acute cerebral hemorrhage and his father, who had been away for a long time, came back home to hold his son's funeral.
A sexual movie about a man who died and remarried falling into an affair.
A sexual film about the tangled relationships between in-laws.
Ri-na gets a pair of underwear from her boyfriend Geun-ho, but she finds it too different in size. While waiting for Geun-ho in front of his house, she finds Geun-ho and sneaks into the house with Yoo-min and witnesses a hardcore relationship between the two. Ri-na is shocked by Geun-ho's 180-degree change from her, but she later finds out that it was his twin brother Jae-ho, and not Geun-ho. However, Ri-na, who imagined a hardcore relationship, heard the surprising news from Yoo-min that Jae-ho was actually Geun-ho, and when asked to break up, she confessed to Geun-ho that she wanted to have a hardcore relationship with Yoo-min.
Joo-mi, a quiet church lady, hates to stand out and always wears a cross necklace around her neck. She is a purist who has never met or dated any man. A bully, Won-joon, appears in front of her. Hearing that Joo-mi is still chaste, the desire to seduce her intensifies. For Won-joon who meets women once a month, it was easy to seduce Joo-mi, but it was not easy to steal her virginity. Won-joon, who said goodbye to Joo-mi, who would never let him have sex, started dating Na-yeong. They brag about it to Joo-mi and insult her. Jooo-mi, who was insulted by Won-joon, who she loves so much, had sparks in her heart. Joo-mi decides to have sex with her church friend in revenge against Won-joon.
From their college club days, a cohabitation began with Yeon-jeong, a female senior who had a crush on him, and Yeong-soo, the president of the club. Her circumstances were difficult, and she was taken to Han-soo for a while. What confuses Han-soo is Ha-yeon, the daughter of Yeon-jeong, who came home late. A face that looks exactly like Yeon-jeong in college. But unlike Yeon-jeong those days, she seems somehow depressed. Han-soo fell in love with Ha-yeon, who is asleep with earphones in the living room, and walks closer and watched her. Ha-yeon suddenly opens her eyesand said he can touch it if he wants to. Han-soo's mind turned white with Ha-yeon's bold appearance, consistent with her blunt appearance.
Seong-ho is a bodyguard and boards at his mother's friend Ji-hyeon's house per his mother’s request. Ji-hyeon looks at Seong-ho's mature body and is aiming for it. Ji-hyeon takes medicine from her lover Joon-seo, feeds it to Seong-ho, and scares him. Ji-hyeon's daughter Eun-ae records their obscene moans when she witnessed the scene, threatening Seong-ho and frightening him again. Seong-ho's lover Yeong-seo is begging to live with him in his house. At the request of Yeong-seo, Seong-ho tells Ji-hyeon that he will leave the house now, but shows a video of Seong-ho and Eun-ae's sexual relationship and threatens her. Desperately, Seong-ho thinks that the only way out of this house is not to act as a man, and by constantly establishing a relationship with Ji-hyeon and Eun-ae, her tires himself. Increasingly, the mother and daughter are fed up with Seong-ho, who can't act as a man, and eventually let him out.
One day, Na-na's regular customer, Cheol-woo came to the massage room. Cheol-woo, after taking Viagra, is not satisfied with Na-na alone, and begins a special service with Bo-mi and Mi-na inside the room.
A sexual movie about the intertwined relationships of families living in the same house.
Kang-cheol and Mi-na are a couple. Kang-cheol is getting less and less confident... It's embarrassing to be criticized by Mi-na. He decides to listen to his colleagues and seek help from medicine... Mi-na, who is discontented, also decides to buy a dildo from her friend. Kang-cheol went to a massage shop. He gained confidence though he's unsure whether it was the drug or if the service was just good. When the dildo broke while masturbating, Mi-na got angry and complains to the company... A male employee comes and provides A/S service, saying it is a temporary service. Kang-cheol witnessed the suspicious scene and calls the company... This time, a female employee came to serve him... However, the female employee only sold the goods and left... Kang-cheol is happy while looking at purchased adult products...
Man-soo who is dating Kyeong-ja is heavy-hearted because he has been unemployed for a long time. One day, he receives and unknown package and finds an ona hole inside. That night, the ona hole fairy appears in a dream and had a love affair with Man-soo. Man-soo thought it was just a dream. The next day, Man-soo got a call from his childhood friend Yeon-sil, drank while depressed, and slept with her afterwards. Meanwhile, that night, Kyeong-ja found a mysterious package with a dildo inside. In Yeon-sil’s dream, a dildo fairy appears and has a love affair...
PD Jang who works for Tourism TV, goes abroad with his girlfriend Lisa, to film with the reporter, So-hee. During the filming, the director of the company comes and PD Jang witnesses the lobbying of reporter So-hee.
An erotic film about a husband and a wife who end up swapping partners because of their respective sexual desires.
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...
Dong-hoon is a detective who only has eyes for his foster daughter Yoon-ji. However, she's unemployed and only likes to party. One day, she brings her friend Hye-ri home. Hye-ri doesn't leave and acts as though she lives there, even bringing her boyfriend into the house for some adult playtime, tempting Dong-hoon.
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...