During a visit to his motherland, a Korean-Italian mafia lawyer gives an unrivaled conglomerate a taste of its own medicine with a side of justice.

With the Korean peninsula under threat from a devastating volcanic eruption, unlikely allies carry out a secret mission to prevent the disaster.

Chul-soo is a man with an intellectual disability. One day, Chul-soo finds out that a young girl, Saet-byul, who is in hospital is his daughter. And soon, Saet-byul sneaks out of the hospital and travels by herself to a faraway city for her friend's birthday. As Chul-soo accompanies Saet-byul's journey, friendship develops between the two.

Cha Eun Ho is a genius writer and the youngest chief editor ever at his publishing company. He is smart and handsome. He is also even tempered at work, but he has a warm heart and a reasonable personality. Kang Da Ni used to be a popular copywriter, but she is not anymore. She is now broke and unemployed. Even though she tries to find a job, due to her impressive career and excellent educational background, she is unable to find a new job. Finally, Kang Da Ni gets a job at a publishing company by lying about her background. Cha Eun Ho is the chief editor at that publishing company. They begin to develop romantic feelings for each other.

Lee Yool falls off a cliff and nearly dies in an attempted assassination. He loses his memory, and wanders for 100 days under a new name and personality. During this period, he meets Hong Sim, head of the first detective agency in Joseon.

In the afterlife, one guardian helps a man through his trials, while his two colleagues help a former guardian on earth.

A young girl named Hye-Na is abused by her mother, Ja-Young. Although she is not okay, she tells other people she is alright. Soo-Jin is a temporary teacher at the elementary school where Hye-Na attends. Soo-Jin is aware of her situation and decides to become her mother.

When an earthquake hits a Korean village housing a run-down nuclear power plant, a man risks his life to save the country from imminent disaster.

A reverse comedy that tells the story of a perfectionist assassin who falls and hits his head in a sauna, giving him amnesia. When a down-and-out actor switches locker keys with him, they switch lives until the hit-man, who soon becomes an action hero on TV, starts to remember things.

Three horror stories, with each set in the past, present and future.