Secret Investigation Record is based on cases detailed in the Annals of Joseon History with a bizarre twist; these incidents incorporate mysterious, supernatural elements that cannot be explained through science. Kim Hyung Do is an inspector of the state whose single-minded focus on his investigations into administrative misdeeds bring him into direct contact with these strange mysteries. Heo Yoon Yi is a government employee who aids him and attempts to understand these scientific impossibilities with an open mind, in contrast to his cynicism.
Follows the adventures of Sally who, along with her friend Doowee, operates a private detective agency. Together they investigate cases brought to them by their school friends in a multicultural suburb of a big, western city, "Cosmopolis".
At Yurigahara High School, the occult legend of "Yuriko-sama" has been handed down for generations. The existence of "Yuriko-sama" who reigns at the top of the school and brings misery to those who stand against her. The only condition to become a "Yuriko-sama" is to have the name Yuriko. In the new semester, a new "Yuriko-sama" fight begins. In order to save Yasaka Yuriko, her best friend, Shimakura Mizuki stands up and challenges the truth behind the legend.
The body of a person who died an unnatural death is discovered encased in mortar like concrete in the basement of an abandoned building. Why was the person murdered this way? The next day, the investigation task force receives a phone call from the criminal who calls himself Tremi during a meeting to discuss the investigation of the case. Then, in a short time after her transfer to the First Investigative Division, Kisaragi Toko becomes the negotiator. Tremi mocks and provokes the police while offering hints regarding the murder. A second murder soon occurs just as Tremi had warned. The victim's head has been covered with concrete as they had expected. What is the criminal's motive and why is the criminal fixated with concrete? The criminal's surprising actual target soon emerges...
Sawatari Natsuka is a television newscaster who anchors a program called “News Facts". But when she begins reading the day’s news about a tragic death, the television screen suddenly changes and another mysterious program that promises to tell the real reason why she is dead begins to air instead. Who could be behind these horrific deaths and how does it get reported through this mysterious program?
Childhood friends Mamoru Toyama, Hiroki Tanaka, and Kotone Imabata begin their activities as the three-person new YouTuber group channel “LifeLive”. The three began steadily posting various videos under the motto, “Be Yourself! Streaming Life!”, by chance, they came up with the idea of a project called “Deserted Island Project” to deliver their life on a deserted island. What was the fate that awaited them as they headed for the deserted island on March 18?
After 30 years, Roma and Luba's marriage is bursting at the seams. Their pregnant daughter Nastya gives her parents a ticket to a five—star Turkish hotel for the anniversary - to establish relations and really relax. However, the vacation is not set literally from the first minutes: Roma and Lyuba swear on the plane and decide to divorce upon arrival. They will have to play the role of loving spouses for the whole vacation, so as not to upset their pregnant daughter, who worries and calls every hour.
John Cornelius (called JC) is a university don who also works for his city police force as a consultant psychologist. Samantha Valentine is his offbeat personal assistant and lover, while Inspector Cadogan is their police contact and Professor Owen Griffiths is Cornelius's head of department.
Xiao Jiu, a female corpse handler, is sent to deliver the body of a wealthy young man to an old mansion, where she discovers his parents are holding a ghost marriage ceremony for him. The following day, the parents show up at her door, demanding the return of their son’s body, which they claim has gone missing.
Coco and Marín, best friends, embark on a caravan trip to celebrate Blanca's bachelorette party, but their adventure becomes a time bomb as secrets unravel.