Two misfits form an unlikely relationship after a woman breaks into a man’s house only to discover him in the midst of a suicide attempt.

Once taken her job because of her appearance, a confident and enthusiastic woman, Hyo-jung visits a mysterious yoga institute run by an ex-actress where her radically changed friend told her to go. At the intensive training course, a young yoga master, nani explains to Hyo-jung and four other girls that only one person who masters the course most successfully can get the secret of ultimate and immortal beauty. there are five rules for them to follow during the one week course: 1. do not eat, 2. do not take showers within an hour after the class, 3. do not look at the mirror, 4. do not go out of the building, 5. do not call anyone. As the training goes on, girls get tempted to break the rules caused by hidden craving of each girl’s and Hyo-jung starts to sense there is something about this institute and an actress who doesn’t get old…

A young girl is raised as a killer in the Yanbian province of China. She hides her identity and travels to South Korea where she hopes to lead a quiet life but becomes involved with two mysterious men.

Set during the early Joseon Dynasty, the film begins with the queen mother and former concubine (Park Ji-young) in a precarious position of having no blood ties to the childless king (Jung Chan). She schemes to replace him on the throne with his stepbrother and her submissive young son Seong-won (Kim Dong-wook). Indifferent to his mother’s plans, the timid prince falls in love at first sight with Hwa-yeon (Jo Yeo-jeong), an aristocrat’s daughter, who has already found love with Kwon-yoo (Kim Min-joon), a commoner. The king is eventually poisoned to death by the queen mother, who is desperate to be in power. Hwa-yeon is moved to a closely watched humble residence, with the queen mother planning to assassinate Hwa-yeon and her son to secure her position in the palace.

On the day the 15-year statute of limitations expired on a high profile serial murder case that claimed the lives of 10 women, a family member of the victim throws himself off the building in front of Choi Hyeong-goo, the detective in charge of the case. Two years later, a man called Lee Doo-seok publishes a book titled “I am the Murderer” claiming responsibility for the murders that took place 17 years ago. His book becomes a bestseller because of the author’s charming looks and his vivid depiction of the crime. The detective and the self-proclaimed murderer meet face to face on a television debate show. Believing that Lee is nothing but a con artist, Detective Choi renews his search for the ultimate truth. Then another man appears suddenly, claiming he is the real killer.

At the same time as murder suspect Yeo-hoon is brought unconscious to the emergency room following a shooting incident, an assailant breaks into the house of Tae-jun, the emergency room’s doctor in charge, and kidnaps his wife. The kidnapper calls the doctor and tells him to bring Yeo-hoon to him. To retrieve his wife, Tae-jun has no option but to save the patient and sneak him away before the police can notice.