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.

Four monks gather at a temple to see their esteemed mentor Do-Bub, but none of them are particularly enlightened. From the calculating chief monk and the meat-eating womanizer to the silver-tongued moneymaker and the vain Instagram heartthrob, they all seem more interested in self-gain than asceticism. Nevertheless, the worldly monks have to respond to an unsavoury truth about Do-Bub. In the subsequent days, memories are awakened and characters tested as the monks reflect on their experiences, desires, and fears, as well as the realization that someone will have to be Do-Bub’s successor.

In 1592, admiral Yi Sun-sin and his fleet face off against the might of the invading Japanese navy and its formidable warships. As the Korean forces fall into crisis, the admiral resorts to using his secret weapon, the dragon head ships known as geobukseon, in order to change the tide of this epic battle at sea.

After a high-ranking North Korean official requests asylum, KCIA Foreign Unit chief Park Pyong-ho and Domestic Unit chief Kim Jung-do are tasked with uncovering a North Korean spy, known as Donglim, who is deeply embedded within their agency. When the spy begins leaking top secret intel that could jeopardize national security, the two units are each assigned to investigate each other.

In a future world, the 'Wonderland' service – which uses AI to replicate people who have died – has become widespread. Baili signs up for Wonderland in order to hide her impending death from her young daughter. After an accident leaves her boyfriend Tae-ju in a coma, Jung-in passes the days chatting with an AI-revived version of Tae-ju who has become an astronaut in space. In this way it is possible for people to choose a life free from longing and sadness.

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.

As a grisly virus rampages a city, a lone man stays locked inside his apartment, digitally cut off from seeking help and desperate to find a way out.