Cruising (1980)
When New York is caught in the grip of a sadistic serial killer who preys on patrons of the city's underground bars, young rookie Steve Burns infiltrates the S&M subculture to try and lure him out of the shadows. new york city, police, undercover, homophobia, detective, fetish, cruising, gay club, sadomasochism, sexual murder, murder, serial killer, stabbing, interrogation, leather, subculture, nypd, bdsm, murder investigation, police interrogation, pretending to be gay, gay theme, lgbt interest, giallo, ambiguity, american giallo