From set designs to character arcs, get exclusive cast and director interviews on how Season 2 of the globally most-watched series was brought to life.

The mother of a missing child takes in a lost girl she finds in the woods, but soon begins to wonder if she is even human.

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.

Deliveryman Jong-su is out on a job when he runs into Hae-mi, a girl who once lived in his neighborhood. She asks if he'd mind looking after her cat while she's away on a trip to Africa. On her return, she introduces to Jong-su an enigmatic young man named Ben, who she met during her trip. One day Ben tells Jong-su about his most unusual hobby.

A man who poured his life savings into a new apartment discovers its walls are full of disturbing noises, hostile neighbors and unsettling secrets.

When 8 celebrities from around the globe are invited to compete in an online reality show, they soon realize that they are playing for their very lives, as those voted off suffer horrific consequences, broadcast live to the entire world.

Kyung-min lives alone in a one-room apartment. One day, she finds traces of a stranger breaking into her room and soon a mysterious murder case begins to unravel.

Popular TV anchorwoman & late night DJ Ko Sun-young set to host her final radio program. During the show, she receives a startling text message instructing her to follow specific directions or endanger the lives of her family.

To nab a sales manager who's at large after murdering his family, a detective investigates the man's colleagues, who seem to be hiding something.

Swapna, a nyctophobic game designer on a turbulent road to recovery from an incident that scarred her deeply, has to fight her inner demons to stay alive in the game called life.

A disgruntled henchman teams up with an ambitious prosecutor to bring down a leading presidential candidate and the news editor behind him who is truly pulling the strings.

After losing his job, his car and his money, Phuchit, races against time to complete 13 tasks ordered by an anonymous caller who promised 100 million Baht upon completion.

A group of friends must confront their fears in a terrifying game. They must sit by the other players in a circle made of a hundred candles, take one of them and tell a horror story. As stories are told and candles blown out, strange events will start to happen. They will feel strange presences around them, lurking in the shadows. But they MUST NOT leave the game or else a terrible curse will fall upon them...

A reclusive circus master invites a group of social media stars to his house of haunts. Anyone who can make it out before being scared into submission will earn $250,000 - but the stars soon learn they are not only competing for money, but also fighting for their lives.

Everything goes to hell for newly-pregnant Belinda after her mother-in-law moves in. As the diabolical guest tries to get her claws on the child, Belinda must draw the line somewhere.

A girl and her friends find a game in the attic that summons a creature known as The Midnight Man, who uses their worst fears against them.

A wily safecracker is forced to help a mob boss pull off a $150 million heist, but smells a double-cross in the works.

After witnessing a brutal murder in a cabin, a man hides in a crawlspace while the killers scour the property for a hidden fortune. As they draw nearer, he must decide if the crawlspace will be his tomb or the battleground in his fight for survival.

A family imprisoned by intruders is forced to play a terrifying game of "Kill, Or Be Killed". As the night unfolds, the game's mysterious rules become clear, and the family realizes their nightmare is being streamed live to riveted viewers all over the world, who are compelled to KEEP WATCHING... not knowing if what they're seeing is real, or staged.

A young man and his three younger siblings are plagued by a sinister presence in the sprawling manor in which they live.

A struggling director makes a desperate bid to dig into the urban legend about a film shot by a ghost, at the risk of her own life.

As the Keenans try to bring their family closer together, they unwittingly enter themselves into a game of life or death. With four deranged killers patrolling the halls of their hotel and competing for the most creative kills, the odds are definitely stacked against them.

All unemployed, Ki-taek's family takes peculiar interest in the wealthy and glamorous Parks for their livelihood until they get entangled in an unexpected incident.

When professional gamer Hana, who suffers from acute agoraphobia, receives new equipment that enhances her game, she begins to wonder if it is reading her mind – or controlling it.

On Halloween night a group of college students get trapped in a mysterious board game that brings their darkest secrets and fears to life, where they must play to escape…and win to survive.

Shortly after the Korean war, a father and a son are wandering through the country and make a stop in a remote village, where strange and dangerous happenings occur.

Hyun-su and Soo-jin are newlyweds. Seemingly out of nowhere, he starts talking in his sleep. "Someone's inside." From that night on, whenever he falls asleep, he transforms into someone else with no recollection of what happened the night before. Soo-jin is overwhelmed with anxiety that he'd hurt her family while she sleeps and can barely sleep a wink because of this irrational fear. Despite sleep treatment, Hyun-su’s sleepwalking only intensifies, and she begins to feel that her unborn child may be in danger…

Bok-Soon runs a street stall, cares for her younger sister, and is feared by many because of her quick temper. When Tae-Soo murders her sister, rage consumes her completely as she stalks the killer.

A young man learns that his parents had been used in an atomic-weapons experiment shortly before his birth, and that the results have had some unexpected effects on him.

A family decides to buy a lodge in a remote hiking area. Their first customer commits suicide and the distraught family buries his body to avoid the bad publicity. But their luck gets worse, the bodies start piling up, and the family becomes frantic to rectify the situation.

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.

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.

Eun-yi is hired as a maid in a mansion owned by a wealthy businessman. He quickly starts seducing his employee who seemingly has little choice but to comply with his sexual advances. Soon the women of the family plot against Eun-yi who must fight an equally devious battle to protect herself.

A serial killer murders a girl from his neighborhood. The residents begin to suspect him one by one, as he tries to cover his tracks and plans another kill before escape.

A man becomes involved in a memory manipulation operation to try and regain lost memories. He thinks the exercise may help repair his failed marriage, but accidentally ends up with the mind of a serial killer.

A group of friends must confront their most terrifying fears when they awaken the dark powers of an ancient spirit board.

A group of people meet for the first time in a long time and play a game that reveals each other's secrets.

A woman's child is kidnapped and killed after paying the ransom. 15 years later, a mysterious figure is seen visiting the site of killing and another kidnapping occurs using the same methods. The woman teams up with a detective to catch the killer once and for all.

When two siblings stumble on a strange hole in the wall of their grandparents' house, horrifying incidents reveal sinister secrets about their family.

A case of the flu quickly morphs into a pandemic. As the death toll mounts and the living panic, the government plans extreme measures to contain it.

With a renowned plastic surgeon for a mother, Hyun-soo is always surrounded by girls in line for beauty consultations. But her happiness comes to an end as her friends who have received facial surgery from her mother start to commit mysterious suicides by cutting out their faces.

Four young men want to leave their dystopian world behind and go to a distant paradise to execute a money robbery, a daring act that will have unexpected consequences.

A world-class hitman ends up swapping identities with a down-to-luck extra actor during an accident.

The climate change has released an ancient rabies virus trapped in the Antarctica ice. A female scientist tries to get to the laboratory to create a cure to save the world, protected by an eccentric and two members of the special forces.

A young psychology student is drawn into the dark and fearful world of a diabolic and mysterious App that starts to terrorize her, distributing compromising photographs, videos and text messages about herself and delves deeper and deeper into her personal life, flawlessly exposing all of her deepest secrets.

A teenage girl is captured by a giant mutated squid-like creature that appears from Seoul's Han River after toxic waste was dumped in it, prompting her family into a frantic search for her.

A city boy visits a remote village to find out the reason behind his father's strange death. The locals are watching his every move and are eager to see him leave. As he starts to investigate, the village's sinister secrets begin to unravel.

Two wealthy businessmen are about to get away with $5 million in ill-gotten money until their plans are revealed by an uninvited house guest.

In 1951 ceasefire is declared, but two remaining armies fought their final battle on the front line Towards the end of the Korean War, a South Korean battalion is fiercely battling over a hill on the front line border against the North in order to capture a strategic point that would determine the new border between two nations. The ownership of this small patch of land would swap multiple times each day. Kang is dispatched to the front line in order to investigate the tacit case that’s been happening there.

Sung-soo has everything a man could want: a beautiful wife and children, a comfortable home and luxury car, and plenty of money in the bank. When he learns that his estranged brother, Sung-chul, has gone missing, haunting memories of their troubled past urge him to visit his brother’s apartment in search of answers.

Deep in the woods, a lost hiker stumbles upon the cabin of an erratic and reclusive old man. What starts off as cordial conversation soon turns dangerous as it becomes clear that one or both of them might be hiding a terrifying secret.

The lives of two siblings are completely upended when they discover a dead body, long buried in their parent’s basement, sending them down a rabbit hole of crime and murder.

After Gyeong-bae's son is kidnapped, he receives a call from the kidnapper asking for 100 million won. The detectives are teamed up for the case, yet the culprit gets away at every opportunity.

When a new detective is caught by a vicious psychopath and locked in a basement, he must use the knowledge he learned from some of the best detectives at Poker Night, then match wits against his captor.

In real life, Kwon Yoo is unemployed, but in the virtual game world he is the best leader. Kwon Yoo is then framed for a murder. With the help of hacker Yeo-wool, he tries to uncover the truth behind the murder case.

A psychotic executive triggers a journalist's dark side, and they begin to form a strange bond through the internet.

Soo-jin, who lost her memories due to a horrible incident, starts suspecting her husband. She is confused between reality and illusion, truth and lies.

In a prep-class for year-end exams, a sadistic killer puts the students through mind-games in order to save each other.

A group of former military elites set out to explore an uncharted abyss, not knowing their worst nightmare is waiting for them deep beneath the ground.

Pil-ju, an Alzheimer's patient in his 80s, who lost all his family during the Japanese colonial era, and devotes his lifelong revenge before his memories disappear, and a young man in his 20s who helps him.

A martial arts movie star must fake his death to find the people who are trying to kill him.

When a mysterious brick wall encloses their apartment building overnight, Tim and Olivia must unite with their wary neighbors to get out alive.

After a high-speed police chase leads to an unexpected crash, two Americans bank robbers and their three local hostages take shelter in a mysterious manor in the woods. As the criminals plot their next move and the hostages try to escape, they begin to realize no one is safe from the evil lurking inside the house.

Detective Cho, a cop on the edge, is mourning his mother's recent death while under investigation for graft; on top of that he is suddenly put in charge of a seemingly-impenetrable mystery.

A black comedy about the events that are set into motion in a town after a man-eating boar goes on a rampage.

A horror webtoon writer journeys to a shabby apartment building in search of ideas. The building's caretaker tells him about multiple strange events that happened throughout the building's history.

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.

Neighbors in a block wake one morning to find they have been sealed inside their apartments. Can they work together to find out why? Or will they destroy each other in their fight to escape?

Professional assassin O has resided in an isolated world of killing and loneliness. But his life begins to change once he meets the innocent Chin; hired to clean O's apartment. However, soon the flamboyent and reckless Tok enters Chin's life with a mission to unveil O's identity and usurp his place as the number one sharp-shooting assassin in the game.

Based on the Vanity Fair article of the same title, a story about a young boy drawn into a web of lies through an online chatroom.

Bound together by a desire to play "Mazes and Monsters," Robbie and his four college classmates decide to move the board game into the local cavern. Robbie loses his mind, and the line between reality and fantasy fuse into a harrowing nightmare.

A woman suddenly disappears. Her fiance then sets out to find her and, in the process, uncovers layers of dark hidden secrets.

Six strangers find themselves in circumstances beyond their control, and must use their wits to survive.

A homicide detective teams up with a criminal profiler to catch a serial killer whose crimes are inspired by the children's game, Hangman.

An unsettling look at reality television, where a disturbing game show has its contestants ending their lives for the public's enjoyment.

A detective tries to track down a masked killer who reappears every Halloween to wreak bloody havoc.

Lonely, unstable gas station attendant Melinda is tired of being overshadowed by her more confident, outgoing co-worker Sheila. When the gas station is held up at gunpoint by Billy, a desperate man in need of quick cash, Melinda finds an opportunity to make a connection with the robber, regardless of who gets hurt.

After being diagnosed with dementia, an elderly war veteran is forced by his estranged family to hire a live-in nurse, only to find she harbors a sinister secret.

A night out turns deadly when three girls break into a seemingly empty mansion.

A web-comic artist finds that a series of murders are occurring that have a disturbing resemblance to the images in her work.

A suspected criminal mastermind escapes from police custody, throwing the city into turmoil. With the police department now divided, rival police chiefs are forced to take their fight to the streets of Hong Kong with deadly consequences.

A group of friends are lured to an isolated cabin by a promise of heavy partying, only to find themselves in a nightmarish game of truth or dare.

Cheung Sung-bong is a highly respected cop with a long history of success in dangerous cases. However, his past soon comes back to haunt him when a former protégé resurfaces, seeking revenge.

A young woman with a severely troubled past signs up for an extreme haunt called Perdition. She believes that putting herself through Perdition's nightmarish trials will help her exorcise her internal traumas, but has no way of knowing just how shocking her ordeal will be-or what dark secrets buried in her psyche will emerge.

Liu Chenchen, a free-spirited young woman, rebels against her wealthy family and elopes with her boyfriend to join a cruise-bond treasure hunt. But what began as an innocent game with promises of great reward soon turns into a battle for survival when the contestants are thrown into a mysterious world of intrigue and chaos in the middle of the sea. Liu relies only on her wits and her new friends to survive, all the while unmasking foes and learning that nothing is what it seems. But as her companions are attacked one by one, Liu must do everything she can to escape.

A soldier and his team battle hordes of post-apocalyptic zombies in the wastelands of the Korean Peninsula.

When three friends open a hot pot restaurant in a former bomb shelter, they discover it’s linked by a single wall to the bank vault next door. While deciding to take the easy money or go to the police, they find out one of the bank’s employees is a former classmate and look to enlist her in deciding their future.

Follow three professional video game players as they overcome personal adversity, family pressures, and the realities of life to compete in a $1,000,000 tournament that could change their lives forever.

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.

In a futuristic society, contestants pit their survival skills against each other in a fight to the death for cash prizes, and the contest is aired live on television.

On Christmas Eve, an innocent couple become hosts to a malicious entity. Throughout the night they terrorise a family of five in unimaginably violent and disturbing ways.

People binge eat and suffer from extreme thirst, which leads them to go crazy for water. They cannot control themselves because they are brainwashed by a parasite.

26 years ago, state troops were ordered to open fire on civilians in the city of Gwangju who were demonstrating as apart of a democratic movement. Thousands of civilians were killed. Now, a shooter from the national team, a gang member, a policeman, CEO from a large company and director of a private security outfit get involved in a plan to convict the person responsible for the massacre.

A man who loves games and theater invites his wife's lover to meet him, setting up a battle of wits with potentially deadly results.

When a man is found dead, the investigation shatters his widow's perfect facade and exposes a hidden double life in this thriller based on real events.

When the local mafia shows up to burn down her restaurant, Ana, a chef with a meticulous past, defends her turf and proves her knife skills both in and out of the kitchen.

A family reunion at a remote mansion takes a lethal turn when they are trapped inside and forced to play a deadly survival game where only one will make it out alive.

In the aftermath of her husband's death, widow Ramona's struggle to raise her two kids is hindered by the arrival of a mysterious woman with supernatural abilities.

A soldier searching for his missing wife breaks into a high-tech facility, believing she's been caught in a human trafficking ring. But beyond its walls, he finds a surreal, futuristic fantasy park where reality and illusion blur. As he navigates this seductive and dangerous world, a shocking truth pulls him deeper into a deadly game where nothing is as it seems.