I Saw the Devil (2010)

141 min - Crime,Drama,Thriller
When his pregnant fiancee becomes the latest victim of a serial killer, a secret agent blurs the line between good and evil in his pursuit of revenge.
Director: Kim Jee-Woon
Writers: Hoon-jung Park
Stars: Byung-hun Lee,Min-sik Choi,In-seo Kim
Filmillion already knows film "I Saw the Devil"
and it guessed it 10 times.
Movie Fact
The Matrix
Neo meets Trinity at a real Sydney S&M club named The Hellfire Club. The film featured real club's patrons dressed in their own costumes as agreed with the film crew.
All movie descriptions including art are taken from LinkedMDB