A Korean-style spy investigation show with a story about a top National Intelligence Service (NIS) agent. In his endeavor to uncover the internal traitor that brought him to his downfall, he confronts a much bigger enemy behind the organization. Han Ji Hyuk is the top field agent in the NIS. He is held in awe by his colleagues for his perfect record and skill at completing missions. He had been driving an organized crime syndicate into a corner when he vanished off the face of the earth, but he returns a year later to shake up the syndicate once more. Seo Soo Yeon is the head of team 4 of the Crime Information Center who is excellent at performing her duties and solving cases. She has great affection for people, and she especially cares for her teammates.

In a cutthroat world where the life you’re born into decides your success, three aspiring youths are determined to change that perception as they fight for their dreams.

A police detective who loses everything to a criminal organization seeks payback when he gains special abilities through biotechnology.

The story takes place at the beginning of the 19th century. Goo Hae-Ryung is a historian who tries to fight gender stereotypes as her work is often looked down on. She meets Prince Yi Rim.

A police detective from 1986 travels in time to the present to save his daughter.

Nam Gyu Ri sizzles and sways in this noir thriller about getting in too deep. When her best friend suffers a brutal fate while undercover in the crime underworld, Han Soo Min is driven to pick up where her friend left off. But in the shadows, there are no rules and no reason: Soo Min falls for the organization’s king pin, who also happens to be the prime suspect of her friend’s murder. With a betrayal at every corner, can Soo Min afford to trust the unjust? As with all things noir, expect seduction, femme fatales and mystery!

Based on actual events that took place at Gwangju Inhwa School for the hearing-impaired, where young deaf students were the victims of repeated sexual assaults by faculty members over a period of five years in the early 2000s.