Yoon Da-hyeon

A sexual film about a younger sister who lives with her boyfriend before marriage and an older sister who opposes and monitors it.

Seong-jin, the so-called expert of theory, who learned about women through text only, feels the thrilling excitement whenever he sees his academic advisor professor, Mi-ae. However, Mi-ae keeps ignoring his courtship, telling him to come back after growing up. He felt stuck and helpless and ends up revealing his distress to Yeon-hwa, a novelist who has recently moved to his next door. To his surprise, she says she will teach him about women and begins tutoring him with the real life lessons from kissing to sex.

Sexy female college students get part-time jobs at a room salon and provide very special services.

The wife's friend fills in for the wife on lonely nights! Hyun-joo quits her job and gets kicked out of the house she can't pay for. In the end, she stays at Hye-jin's while she looks for a job.

Hyunsoo is lodging at the house of his senior worker, Hyejin. Hyejin has a husband Sang-woo, but in fact, it is an affair with Hyun-soo who makes love secretly. Hyeon-ju, a friend who had been lodging at Hyejin's house before Hin Pyeon, also beats his job and comes in with a pack of luggage. In the end, Hyejin, Sangwoo, Hyunsu, and Hyunjoo. Four people's uncomfortable but dizzying cohabitation begins...

Lonely boarding house women! Any man who goes in there can't come out in one piece! Boarding house owner Hyeon-jeong and tenants Seon-mi and Joo-hee have a rule; boyfriends are allowed to visit, but they can't sleep together! One day, Joo-hee brings in her boyfriend, Jeong-sik, and they secretly spend a hot night together. The next morning, Jeong-sik tries to leave quietly, but gets caught by Hyeon-jeong. She tells him that he broke the rules and he needs to be punished, so she comes on to him.

Minsu at home alone after four hot nights of work. Hye-rim's wife comes to her house with her sister, Su-bin. Until late at night, the three people drink together, and Su-bin sleeps in the house. The next day, Su-bin loves Min-su, and when Hye-rim goes to work, she seduces Min-su and shares the affair. That evening, Minsu came home after work and Su-bin's boyfriend Hyun-soo came. At the drinking party, Su-bin's couple continues to talk sexually, and Min-su is just uncomfortable. However, his wife, Hye-rim, falls in love with a dirty story. In the end, their conversation develops even to swapping...

Kyung-name lives with an old flame, but is crushing on the model next door. One day he wakes up cuffed and the only way out is by sleeping with the other people trapped with him.