Dangerous Liaisons (2005)
Dangerous Liaisons is a gay pornographic film directed by Michael Lucas and released by Lucas Entertainment in 2005. The film is a film adaptation of Les Liaisons Dangereuses, a novel written in 1782 by Pierre Choderlos de Laclos. Set in the fashion industry of modern-day New York City, Lucas inserted pornographic scenes into the common themes of lust and deceit for the plot of his X-rated version.
More at Wikipedia.