Young married couple Yoon-hee and Jung-hyun go on a road trip, and along the way they pick up a lone drifter, M. M turns out to be a violent and sadistic psychopath who terrorises the couple at every turn. After capturing Jung-hyun, Em gives him a choice: submit to torture or allow Em to kill Yoon-hee.

Hyeon-jeong's sister is missing and she fears for the worst. Via her sister's cellphone, Hyeon-jeong learns that her sister stayed in a countryside vaillage. She goes to the village to find her sister and stops at the local police station for help. Because of the little evidence she has, the police refuse to offer help.

A plastic surgeon performs strange body experiments on his victims. A woman then goes to the plastic surgeon to seek out the perfect body. Through the surgery the women does receive the perfect body but also must now live out two separate lives.

Newlywed, Su-jin, believes that nothing will interfere with her happiness or come between herself and her husband, Dong-woo. That is, until she meets her mother-in-law. Dong-woo is devoted to his mother and now that they are all living together, it isn't long before Su-jin notices something unnatural about the amount of affection between the two. When confronted, Dong-woo promises his new wife that she will be his priority. However, he must spend a lot of time away from home because of his job granting the mother-in-law sufficient time to plot how to eliminate her rival.