After nearly five years of research into the world of "baji sajang," people who make money lending their names as figureheads to underground or illegal businesses, Hah Joon-won’s directorial debut film, “Dead Man, opened in local theaters on Feb. 7. “As I was doing research for a story about baji sajang and their nefarious businesses, I met with some people who were on the run. One day, (I.