After the assassination of President Park, martial law has been declared. A coup d'état bursts out by Defense Security Commander Chun Doo-gwang and a private band of officers following him. Capital Defense Commander Lee Tae-shin, an obstinate soldier who believes the military should not take political actions, fights against Chun Doo-gwang to stop him. The conflict between the two grows while military leaders are holding their decision and Defense Minister is gone. In the midst of chaos, the spring of Seoul that everyone longed for heads to unexpected direction.

Eliminate the North Korean hidden VIPs! Won-cheol of the National Intelligence Service of the Republic of Korea is offered a mission. Eliminating VIPs who participated in the operation to develop weapons of mass destruction in North Korea. Won-cheol is forced to accept the mission while thinking of her daughter 'Ah-reum' who is in danger… The secret operation of South and North Korean special agents begin!

The fists of Taekwondo boys explode on a remote uninhabited island...!! The Taekwondo demonstration team for children who came to the beach for training are caught by gangsters who travel between the beach and the island and are sold to the island. The children who woke up on the island began to live a hellish life, where they are beaten severely even for small mistakes, and even adults had to work hard and live like slaves . On the other hand, Yong-Pal, who has lost the children, searches for the children with the police, but their whereabouts becomes obscure. Then by chance he finds out that gangsters using begging children and he gives chace.

With no clue how he came to be imprisoned, drugged and tortured for 15 years, a desperate man seeks revenge on his captors.

Three relatives of victims come together to get revenge on a murderer twenty-six years after the massacre. The man had killed groups of people in the 1980 Gwangju murders.

Chinatown is a place where crime and betrayal are rampant. Violent crime detective Ko Jeong-hyeok (Seo Joon-yeong) can't rest a day. He tries to rid the streets of criminals but he's to busy cleaning up his own mess because of his habit of using physical violence first.

Seung-hyeon, a construction team leader with PTSD, is ordered to inspect Dohak Station, where a fatal accident halted work years ago. Inside the eerie, abandoned tunnels, he and Joo-young encounter two mysterious workers and become lost while trying to escape. Meanwhile, a CEO and a shaman perform a ritual to resume construction, but enraged spirits retaliate, plunging everyone into chaos.

A black-market cabbie drives criminals at breakneck speeds until she is left in charge of a fugitive's son.

Na Kyung-soo, a diver, is angered to learn that the Coast Guard is assigning responsibility for the death of a fellow diver during the Sewol ferry disaster recovery to Ryu Chang-dae, the representative of civilian divers, and charging him with manslaughter.