Secret Going (1975)

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.

With the aid of a fellow Auschwitz survivor and a hand-written letter, an elderly man with dementia goes in search of the person responsible for the death of his family.

Mr. K, a traveling magician, finds himself in a Kafkaesque nightmare when he can’t find the exit of his hotel. His attempts to get out only pull him deeper, entangling him further with the hotel and its curious inhabitants.

An artist and her elderly mother confront long-buried secrets when they return to a former family home, now a hotel haunted by its mysterious past.

After being forced into early retirement, former detective Jeff Jackson returns to a quiet life on Martha's Vineyard. Quiet, at least, until a body washes up and he's drawn back into crime solving.

Jenn buys an old reel-to-reel recorder at a garage sale only to find that it includes the sound of a man pleading for his life. When the former owner of the recorder, a retired therapist, is found murdered in a patient’s apartment, Jenn’s investigation leads to other patients whose love lives are more entangled than she was first led to believe.

Dr. Martin Blake, who has spent his life looking for respect, meets an 18-year-old patient named Diane, suffering from a kidney infection, and gets a much-needed boost of self-esteem. However, when her health starts improving, Martin fears losing her, so he begins tampering with her treatment, keeping Diane sick and in the hospital right next to him.

Jung-yeon receives a tip-off that her son who went missing six years ago is in a fishing village. Local officers get in her way, trying to cover up a secret that might be related to her case.

A string of brutal murders targeting pregnant women mirrors the crimes of convicted serial killer Shin Hyun, who remains behind bars. Detectives Kim Mi Yun and Kang Tae Hyun take on the case, suspecting that Shin Hyun may be manipulating the copycat killings from prison.

When Jenn's old pal Sandra becomes the prime suspect in a murder case, it'll be up to her to discover who done it before time runs out.