A veteran journalist, Sun-Joo receives a call for an interview with a psychiatrist who claims to have murdered multiple people. She tries to dismiss the call as a prank, but the details of the man’s report are too exact. Sun-Joo has the gut feeling that something is going on and decides to do the interview. She brings her boyfriend, Sang-woo, who is a detective to the interview. But as the interview progresses, Sun-Joo gradually sinks deeper into a quagmire of fear. And as the man’s reasons for choosing her as his interviewer are revealed, Sun-Joo is forced to confront the dark side of herself. Will Sun-Joo stop the man or go on as a journalist who is deeply caught up in this exclusive scoop?