The story centers on (played by Lee Byung-hun), a National Intelligence Service (NIS) agent whose life is shattered when his pregnant fiancée is brutally murdered by Jang Kyung-chul (played by Choi Min-sik). Unlike traditional thrillers where the hero seeks justice, Soo-hyun embarks on a sadistic quest for vengeance. He tracks Kyung-chul down, brutalizes him, and then releases him, beginning a "catch-and-release" cycle designed to make the killer suffer as much as his victims. Why Fans Seek the Dual Audio Version
The film is a relentless descent into darkness, masterfully choreographed by Kim Jee-woon, who keeps the tension at a fever pitch for its entire runtime. download i saw the devil 2010 dual audio eng verified