Question: Who directed the 2014 film that was a knock-off of the 2012 film directed by Jung Byung-gil?
Sentence (from "Confession of Murder"): It is about a police officer who is haunted for failing to capture a serial killer 15 years back, and returns to the case after a novelist publishes the book "I am the Murderer", claiming responsibility for the crimes.
Relevant evidence: No