Yoon-jeong goes home to her mother to introduce her to her boyfriend who she promised to marry. Her mother likes Seong-tae and that he's a pharamacist. Sook-jin prepares a feast for her daughter and future son-in-law. They have a good time until Sook-jin's boyfriend Jong-pil joins them. Yoon-jung is shocked to see Jong-pil...

Hye Jin, Hee Kyung, and Han Hee who are among the high school alumni. They met at the alumni meeting and heard that the male alumni who did not have a chance to study during their school days were greatly successful as an investment company. And after seeing the settlement a few days later, I am happy to share my memories, but in fact, their purpose (?) Is separate. They are difficult to afford, and they want to get help from Zhengzhou. Since then, Zhengzhou has been enjoying the love of female alumni.

Jeong-goo is in a relationship with his son's girlfriend, Mi-hee. Mi-hee feels guilty and breaks up with Yeong-jin, and Yeong-jin who is struggling because of it, got in a relationship with Joo-eun. Yeong-jin's ex-wife, Yeon-ri meets Jeong-goo by chance and finds out about the whole thing, and Yeon-ri who was curious about Jeong-goo, sleeps with him...

Sexy and bright friend's sister's special service! Whose service should I get tonight? My parents returned to farm and told Minwoo, who lives with her sisters Youngju and Sangmi. One day, my friend Jeongsu from college comes to play. I think it was good to come to see Sang-mi and Yeong-ju, who greet Jeong-su. Yeong-ju, who guided the city on holidays. When I came home and guided me, I tempted Jeongsu to repay him. Sang-mi saw that. Although she is still a virgin, she was interested in men. I like Jeongsu and decide to have sex with a man this opportunity. On the night when Jeongsu was sleeping, Sangmi secretly went into the room and lies next to him. After waking up, Sue seduces her to have sex. Sangmi didn't have good sex with men as much as she thought. Jeongsu is leaving after a few days later to be sent off by her friends' sisters...​

An earnest request from a friend who can't handle the girlfriend's sexual desire! Would you like to play with my girlfriend? Jinyoung, who lives in Tokyo in a rural area and sits in the house of his university friend, Unlike Jinyoung, who is a soloist, he has a relationship with two women. Two women from each other come to the house and have sex with each other. Jinyoung, who has endured because it is a mutual home, But I can’t stand the groaning that I hear every day. Carefully complains, but unexpectedly Rather, he asked Jinyoung for help. Actually, I came across two women, Miju and Soyoung, Both of them complain that their sexual desire is so strong that they are physically and mentally difficult now. The trade name asks Jinyoung to get one of them because he likes either. Indeed, who will Jinyoung choose between his friend's two girlfriends?

Old friends Yoon-soo, Jong-gyoo, and Jin-gyoo reunite after a long time and share drinks while catching up on each other's lives. Yoon-soo, who is married to Ji-soo, confides that he's been struggling with issues in his sex life with his wife. Jin-gyoo reveals that he broke up with his girlfriend, Mi-kyeong, because their sexual desires didn't align, and he now satisfies his needs at karaoke bars, massage parlors, and similar venues. As the three friends get tipsy, they decide to have a wild night at a room salon. Thanks to the tips he picks up there, Yoon-soo is able to improve his marital sex life. Encouraged by this, his friends begin visiting room salons more frequently.

Bar examiner Yoo-jeong likes sex more than studying. Thanks to the secretive, but erotic tutoring by the teacher her boyfriend introduced to her, Yoo-jeong’s grades shoot up. Yoo-jeong’s mom, Mi-jin, however, feels attracted to her tutor and starts seducing him.

Woo-jin, who is a repeater of college entrance exam, and Taek-sik's friend, Kang-hee come and visit Woo-jin's hometown on a small island. Woo-jin's mom, Hyeon-sook operates a small sashimi restaurant and a bed and breakfast to make a living on the island. Although Hyeon-sook has sex with Bong-seong, she rejects his proposals. One day, Woo-jin is terribly shocked to accidentally see his mom Hyeon-sook and Bong-seong having sex.