Young-wook and Yeon-kyung have been married for 10 years and are slightly worried about their estranged relationship. With their love life decreasing, the two begin to seek attraction elsewhere. Yeon-kyung meets Min-sik, a gallery customer, and falls in love with his charm. Meanwhile, Young-wook meets a debtor's ex-wife in search of a dormant debtor and cannot resist the temptation to sleep with her. In the end, they both find themselves examining love and will the two recover their happiness as when they were first married?
Dong-hyun is a high school student. One day, he falls from the rooftop and bumps into Pan-soo who is a passerby. Pan-soo is a member of a criminal organization. When the two men wake up in the hospital, they discover that they have switched bodies.
There's emptiness in Nam-joo althoughs she's with the one she loves. She's tired of the same old life. Sung-wook becomes more and more discouraged next to his affluent wife. These two lonely souls meet on a train. They seem different but also very much alike?
Song-young and Song-mi are sisters who came all the way from Seoul to celebrate their mother’s birthday. While spending the happiest moment in the world, Yoo Jae-ma, a notorious serial killer on the loose drops in. However the girls and their mother find out the truth behind his murders.
Major crimes unit detective Seong-jin arrests Tae-sung for petty crimes, but shocked to find out that he is the notorious serial killer. However, Seong-jin becomes doubtful of his identity as the serial murder case is investigated.
Tae-joon (Lee Sang-hoon) and Seo-yeon (Park Min-kyeong) wrap up their city life and start over in a quiet countryside. Tae-joon is still learning how to farm and he hasn't had a decent harvest of fruits for several years. He gets stressed and blames the soil. Seo-hyeon suggests they start a 'sharing house' to relieve his pressure. They invite a new family into their house to 'share' and that it Hwai (Lee Ja-eun). She is a novelist who writes about her experience with another man. She had an affair with Tae-joon in the past. She resented him but still loved him and couldn't get over him which is why she went all the way down there. She takes over the house which once used to be Tae-joon and Seo-hyeon's space. Hwai puts pressure on Tae-joon and provokes him by seducing Seo-hyeon's carpentry teacher Jae-rim (Kim Seon-hyeok). Hwai shakes up Seo-hyeon and tries to make Tae-joon hers while Seo-hyeon struggles to protect her family home.
