A mysterious man, whose name is known as Yeon-woo, comes to the police station to report his wife has gone missing. Yeong-sook, the female detective, investigates the missing case along with Tae-sik. Meanwhile, Yeon-woo’s missing wife is kept in a dark room in a basement. The wicked looking kidnapper’s name is Man-sik. The horrible feeling that she might be murdered climaxes. Will Yoo-mi be murdered in the end?
Hideo rescues a Chinese guy being picked on by punks on the street, and the guy gives him a small bottle in gratitude, which contained a magical formula that makes one’s body transparent for only 3 minutes. As soon as he becomes transparent, Hideo goes to see a naked Maria, his fellow part-time worker. While he enjoys the life of an invisible man, another invisible man mysteriously appears to seduce her. To keep her from this stranger, Hideo goes for his once-a-lifetime challenge. A furious battle between two invisible men begins!
Ji-Heun (Choo Ja-Hyun) is a thirty something single woman who suddenly loses her job, apartment and boyfriend. She then moves in with her friend Kyeong-Lin (Han Su-Yeon) and her doctor husband Myeong-Won (Jeong Chan). Kyeong-Lin appears to be the perfect housewife and lives a life of luxury. Their lives become turbulent when Ji-Heun develops feelings for Myeong-Won’s husband and Myeong-Won falls for her husband’s colleague Dong-Joo (Kim Heung-Su).
A popular fashion model, Hikari Fujimi, has more than one identity. To avenge her parents, who were killed by the leader of a crime syndicate, she received training to become an assassin from Nirasaki, her father’s right-hand man. With multiple personalities– herself; a woman with superhuman skills; and an innocent girl who repents her sins– she changes at will.