In Kim’s version, the hero is not the nobleman Mongryong, but the titular servant: . Played with heartbreaking intensity by Kim Joo-hyuk, Bang-ja is a lowly servant who only knows how to satisfy carnal appetites. He is playful, vulgar, and utterly powerless in the social hierarchy.
It seems you're looking for a place to watch or find information about — likely the South Korean film The Servant (also known as Bang-ja Chronicles or A Servant to Three Masters ), directed by Kim Dae-woo. Nonton The Servant 2010