Feed (2005) on Netflix

In Sidney, the Interpol agent Phillip Jackson investigates crimes in Internet with his partner Nigel. After a mission in Hamburg, Phillip has troubles in the relationship with his liberal girlfriend Abbey that tags him "chauvinist pig". While researching the web, Phillip finds a bizarre site where a man shows obese women being fed by him. He finds the origin of the site in Ohio, and without authorization, he travels to USA pursuing the pervert Michael Metszencalmpf, a.k.a. Michael Carter. When Phil meets Michael, he surprisingly knows who Phil is; further, Michael tells that what he is doing is not wrong since he is releasing fat women from the standards of thinness imposed by the society. However, Phil discovers the true motives of Michael, beginning a personal war against the deranged criminal.