Choi Ik-Ho is a martial arts star with talent for action and humor. But one day, he is framed for murder. Ace is a game planner, who makes a game for the Korean upper class. He is a villain who makes a city into a big gameboard through technology. Ace and Choi Ik-Ho become adversaries as Choi Ik-Ho jumps into the game to save his brother.
Ji-wook is a virile detective with a reputation, but deep down in his heart, he always considered himself as a woman and finally decides to get a transsexual operation. However, his plan falls apart as vicious gang members start their revenge on him.
Late 18th-century Joseon dynasty. The King is beleaguered and surrounded by traitors of the ruling elite. They plan to assassinate and replace him with a puppet. But the King has some aces up his sleeve that may help him defeat them all.
Joon-seok is sent to prison for his involvement in Dong-soo's death. He meets Dong-soo's son in prison, keeps his identity a secret, and agrees to join forces when he is released. All of their plans fall apart when Sung-hoon finds out the truth.
Ha Yoon-ju becomes the newest member of a unit within the Korean Police Forces Special Crime Department that specializes in surveillance activities on high-profile criminals. She teams up with Hwang Sang-jun, the veteran leader of the unit, and tries to track down James who is the cold-hearted leader of an armed criminal organization.
Three elite North Korean sleeper agents live under cover for so long that they believe their cover stories are their real identities. They are shocked when they are ordered to kill one another or face death at the hands of an elite hit team.
Cho-in has special powers that allow him to control everyone he can see, that is until he meets Kyu-nam, the only person he can't control. A series of events begins a confrontation that pushes both men to the brink.
Two spies share a secret bond, despite their loyalties. A North Korean assassin is sent to Seoul to kill a dissident, but instead he teams up with a South Korean agent in search for revenge.
Young-joon, a fresh prosecutor, takes a big affair to leave for Busan and unwillingly gets cooperation from his father, Min-ho who is a veteran detective who deserted his family at one time. Since then, they are living separately without keeping touch each other for years. Now that their destiny to trace the same host of the accident related with a big drug trade gives the father and son a chance to recover their affection over the long time.
Two North Korean soldiers are killed in the border area between North and South Korea, prompting an investigation by a neutral body. The sergeant is the shooter, but the lead investigator, a Swiss-Korean woman, receives differing accounts from the two sides.