Chae Won

Dong-gook, who is thinking of remarrying, introduces his stepmother Kyeong-sook to his son Jin-yeong. At the family gathering, Jin-yeong is surprised to see his stepmother's younger brother Hyeon-sook who was his one-night stand just a few days ago! Jin-yeong and his stepmother is lying down, drunk. Meanwhile, there is a strange atmosphere between Dong-gook and Hyeon-sook, who were drinking alone, and at that moment Jin-yeong's girlfriend Joo-yeon appears drunk.

Yonggyu and Taejun, who shoot an experimental documentary about the effects of sex on dieting, once a day with one woman! Twice a day with two women in the second week! And 3 times a day !!! No nationality, no marriage, no past?! The experiment of three weeks' reckless experiment with 6 experimental participants is unfolded. What is the end of this imaginative project?

As the photographer Minho starts shooting in the studio with a new concept, the female model is killed in the accident. The process takes place accidentally on the camera and the picture is sold at a high price. Minho, who suddenly touched a great deal of money, is unable to win the remorse of conscience and becomes a prodigal life, devouring all the money he had. Minhoo, who became a shaggy person, started to take pictures again after killing the model, and curator Seung Hee, who sold the photographs, finally found Minho's truth and set up a new plan.

Min-sang and Yoo-ra is already married for two years. Min-sang lives with his wife Yoo-ra and her sister Yoo-mi. Min-sang used to live alone because his parents died early, and Yoo-ra lived alone with her younger sister after their parents died in an accident. Because of this mutual understanding, when they were introduced to each other through a dating agency, they became attracted to each other, and they even got married... I'm starting to feel more and more like a woman.

Won-il convinces Ji-na to make money through phone tube. The video of the two went viral, and Won-il picks an additional person. Hwa-jin and Yoo-na who started to work together like that visit Ji-na one day to receive a video and Kwang-soo run towards them...

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.

Na-kyeong and Jeong-bin got married and soon after, falls in love with Hoon-i whom she met by chance and lives two houses away without her husband's konwledge. One day, Min-ju who she is close with, accidentally finds out so Na-kyeong introduces Hoon-i to Min-joo to try and cover up the secret. And Na-kyeong's husband, Jeong-bin, who met Min-joo told Min-joo a shocking truth...