I Saw The Devil (2010)

I Saw the Devil is a 2010 South Korean action thriller film written by Park Hoon-jung and directed by Kim Jee-woon. The film stars Lee Byung-hun and Choi Min-sik and tells the story of NIS agent Kim Soo-hyun (Lee), who seeks vengeance after his fiancée is brutally killed by psychotic serial murderer Jang Kyung-chul (Choi). I Saw the Devil had a limited theatrical distribution in the United States after its premiere at the 2011 Sundance Film Festival.

'I Saw The Devil' begins as a lovely dream and concludes as a ghastly nightmare. The opening sequence is unquestionably one of the most memorable and lavish of the twenty-first century. In the snow, Jo-Yeon waits for a tow truck in her deflated automobile. A mysterious stranger approaches and offers assistance. He arrives out of nowhere and fatally wounds her before dragging her back to his place and chopping her up. Jo-father, Yeon's the district police head, gives her spouse, Soo-Hyeon, information on previous criminals. He finds and tortures Kyung-Chul, the guy who murdered his wife until his plan goes astray.

Detailed information:
Directed by: Kim Jee-woon
Written by: Park Hoon-jung
Produced by: Kim Hyun-woo
Link to watch: https://www.imdb.com/title/tt1588170