Sang-hyun is always struggling from debt, and Dong-soo works at a baby box facility. On a rainy night, they steal the baby Woo-sung, who was left in the baby box, to sell him at a good price. Meanwhile, detectives were watching, and they quietly track them down to capture the crucial evidence.

With high competitive spirit, a high school gangster Seung-in lets nobody to win over him. Hyun-tae is his best friend but wants to fight with nobody. One day, two boys get caught into a big fight that the local mobster is involved in, and they realize what true friends are.

While investigating a terroristic threat that goes viral online, Korean authorities discover that a suspect has recently boarded an international flight bound for the United States. When a healthy passenger on the same flight suddenly dies a gruesome death of unknown cause, panic erupts both in-flight and on the ground. With steadily decreasing fuel and international refusals to offer aid, the captain and crew will be forced to take unprecedented emergency measures in an attempt to save the lives of their passengers.

In the 15th century, despite so many accomplishments he has made for the people, King Sejong, his biggest goal is still remaining; the invention of original letters that can be read and written by all the people. But courtiers who want to dominate the knowledge and the power, are against his will and discourage his belief. Frustrated King Sejong hears about a bonze Sinmi a phonogram expert, and secretly brings him in the palace.

Four strangers discover a bag full of money which belongs to a corrupt politician. Instead of using the money for themselves, they decide to join forces to take down corrupt conglomerates.

Announcer Min Kim is threatened by BJ for a minor mistake. BJ's behavior that invades his privacy goes beyond the limits, but BJ knows a lot more about Kim Min than he thinks. As a result of the upheaval, Kim Min finds an even bigger weakness. A work that is reminiscent of the indiscriminate attack on celebrities, which has become a hot topic recently. The nasty behavior of those who attack with anonymity as a weapon unfolds in tension.

Young-il is a plotter who manipulates murder-for-hire cases to look like accidents. Nobody knows those accidents are in fact perfectly plotted, planned murders. After finishing a flawlessly plotted case with no trace of evidence left behind, Young-il receives a new request. His new target is a prominent political figure who is always under the spotlight. Even with the higher risk of getting exposed, Young-il decides to take the case with his team members, Jackie, Wol-cheon, and Jeom-man. When the plot is ready after immaculate preparation and numerous rehearsals, the team finally makes its move, but some unexpected trouble threatens Young-il’s perfect plan.

After spending a decade in prison, a hitman learns that he has a daughter and just wants a chance at a normal life. But his former mob boss wants him back at any cost, sending merciless assassins after him.