Lee Shi-Ah

Dae-ho, an investigative journalist, seeks to track down the whereabouts of his son who was abducted three years ago. With the help of a detective and a psychiatrist friend, he will retrace his memory of the incident through the use of lucid dreaming techniques. (imdb)

A detective follows the trail of a serial killer 30 years into the future and teams up with detectives in that time period to find the culprit. (imdb)