A serial killer brutally slays gay men in New York's S&M bars. The young police officer, Steve Burns, goes undercover to find the murderer. Working almost completely isolated from his department, he has to learn and practice the complex rules and signals of this little society. But the work starts changing him.
Cruising
A police detective goes undercover in the underground S&M gay subculture of New York City to catch a serial killer who is preying on gay men.