Gurus in the late Goryeo dynasty try to obtain a fabled, holy sword, and humans in 2022 hunt down an alien prisoner that is locked in a human's body. The two parties cross paths when a time-traveling portal opens up.

Han Yi Han was an elite surgeon. He graduated at the top of the best medical school in South Korea and he specialized in two departments: general surgery and cardiothoracic surgery. One surgery changed his life. Han Yi Han believe he did well on that surgery, but the patient died. He then got his medical license revoked. Four years later, Han Yi Han works as a lawyer, specializing in medical litigation. He also tries to uncover the truth behind the death of his former patient. For his trials, Han Yi Han defends victims and tries to punish those that commit medical malpractice and negligence. He works with a public prosecutor, who lost a family member and a lover due to the surgery Han Yi Han performed.

A woman named Go Ae-Rin loses her husband. Along with her neighbour Kim Bon, who is a NIS agent, they discover the truth behind her husband's involvement in a huge conspiracy.

Joo Joong-won is the arrogant, greedy CEO of Kingdom, a conglomerate that includes a supermall and a hotel. "Ghost whisperer” Tae Gong-shil, is a misunderstood outcast who can't keep a boyfriend or a job since a near death experience left her seeing needy ghosts. She feels compelled to help them resolve their earthly issues so they can move on to the afterlife... and he feels compelled to think she's crazy. Soon their lives merge into a complicated web of hijinx, misunderstandings, and... yes, love.

Kim Young Ho is a personal trainer for Hollywood stars. Even though he comes from a wealthy family background, he suffered a devastating injury during his childhood days. Now, he overcomes his problems with patience and stubbornness. Meanwhile, Kang Joo Eun is 33-years-old lawyer. She has struggled to support her family. Now, she is overweight and challenge her-selves for a diet.

Woo Jin takes care of his son Ji Ho alone after his wife Soo A passed away. Before she passed away, she promised she would be back on a rainy day one year later. One year later, Soo A appears again, but she does not remember anything.

During the Japanese colonial era, roughly 400 Korean people, who were forced onto Battleship Island (‘Hashima Island’) to mine for coal, attempt to escape.

A contract killing organization is managed like a normal company. Hyung-do who regards killing as nothing more than repetitious routine is working for this company. A man loyal to his company and accepted as the firm’s best killer, Hyung-do one day starts feeling doubts about his job and decides to quit his job for a woman he is in love with. Instantly, he is under the threat of being hunted down by his former colleagues.