Lee Tae Kyung is a star lawyer with the best win rate. He is able to win cases by using his sharp logic and intelligent speeches. He amasses power and wealth by dealing with clients who are part of the elite class. His cases are usually referred from Song Woo Yong who is the owner of a construction company. Lee Tae Kyung gets these high class criminals acquitted or at minimum receive probation. He first became a lawyer to get revenge for his younger sister, but has since become focused on money. He changes when he deals with a series of cases involving missing actresses. Meanwhile, Song Woo Yong has grown his construction company by funneling criminal cases involving wealthy people to Lee Tae Kyung. For his family, he desires even more power. He comes into conflict with Lee Tae Kyung over the cases involving missing actresses.

Hong Se Yeon works as a personal shopper. She is outgoing and a positive person, but she is betrayed by people whom she loved. She begins to take revenge on those who betrayed her. Meanwhile, Eun Kyung Hye is the only child of a CEO. Her life looks perfect, but she has a fear that she will get abandoned. Because of her fear, she has an impulse control disorder and gets compulsive.

Set in the early 1900s, this drama tells the story of a young man from Korea who grows up in the United States. When he returns to Korea as a US Marine Corps officer, he meets and falls in love with a noblewoman who is fighting for Korean independence. Their romance is complicated by social class and political ideology.

In 1990, number of children suddenly disappear. Meanwhile, the Ministry of Defense selects an elite group of scientists for a top-secret mission. Then, 30 years later ... The year is 2020 on a reunified Korean Peninsula. A string of murders is committed against retired scientists. The Special Investigations (SI) unit staffed by a crack team from the former North and South Koreas and outfitted with the latest technology is brought in to investigate. The killer, however, far from being deterred, taunts them with a signature pendant at every murder scene. In an act of devilish boldness he even kidnaps the son of the investigation team's leader, Seok

An arsonist is terrorizing Seoul and the fire investigators are hot on his trail.