The Discloser is a 2017 South Korean action thriller film directed by Hong Ki-seon.

[3][4] The story of an investigative reporter and former colonel delving into military secrets to uncover the source of a corruption case.

[5] He died of a heart attack in December 2016 at the age of 59 (three days after he finished filming The Discloser).

[6] The Discloser had its world premiere in the "Hong Ki-seon: The Cinema Beyond Suppression" category at the 21st Bucheon International Fantastic Film Festival on July 20, 2017.

Despite following the good versus evil format to some extent, the film hits the audience right on the head with its grounded atmosphere.