Kyung-soo and Eun-ji are married due to their parents' business. Eunji is sad and depressed because her husband's love is not married. Meanwhile, Gyeongsu meets Yeongju without a wife and has an affair. One day, Eun-ji's boiler broke down at home, and she called an AS engineer. He meets Jung Hwan, who was a lover before marriage. The husband goes out of the hotel saying he sleeps at the hotel until the boiler is repaired, and Eunji and Junghwan get hotter after thinking about it...
Joon-pyo is a troublemaker who just got out of prison, and moves in with his brother Joon-seok and his wife Eun-ha. On the first day of meeting his sister-in-law, she looks calm and quiet, but she actually used to be a member of a high school gang. She hands Joon-pyo some money in return for not talking about her past. A few days later, Eun-ha is furious to see her husband having an intimate moment with her sister. Joon-pyo sees this as his chance and approaches a drunken Eun-ha...
Eun-soo
Yoo-jin and Myeong-seok get a call from Hye-jin in the middle of the night. She finally escapes from domestic violence and comes to live with her sister. However, Myeong-seok is nice to her and Hye-jin starts to feel fond of him...
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...
Club woman
Jang-ho who dreams of becoming a chef is pretty close to his dad Yeong-soo; enough to talk about his girlfriend and they live alone. One day, Yeong-soo tells Jang-ho that he's getting remarried to a Russian woman. Jang-ho accepts this and meets Olga. He is surprised to see a young and beautiful woman standing before him. A few days later, Yeong-soo goes to Russia on a business trip and Jang-ho and Olga get to know each other.
Seung-ah
Se-hee is a famous writer who gets her best-sellers by luring men into her basement, imprisoning them and having them write for her. Seung-ah is also a writer who envies Se-hee for being successful and gets her boyfriend Jong-suk to have Se-hee killed. Min-seok is always by Seung-ah’s side to support her until one day she asks him to kill Jong-suk for her...
Ji-won
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.
Jeong Mi-rae has had an outstanding ability in writing since she was young. She's realistic and she gets a lot of job offers. However, this is only when she was young and now that she's been at it for 10 years, she doesn't get as much work as she used to. Now, she gets offers for adult comics or erotic movie scenarios. She starts working on them so that she can make a living but as realistic as she is, she needs to experience eroticism herself to write anything about it. She tries out different positions on her own and even on younger men who are easy to seduce. However, the production company doesn't like what she wrote and Mi-rae's ego is hurt. So, she plans doing something that will surprise them.