Keith Raniere, the leader of a self proclaimed "self help" cult, was found guilty of actually running a secert sex cult that pulled in celebrities, famous heriesses, and naive victims. Reniere, who claimed to be the smartest man in the world, ran the cult that constatntly asked for money from it's members and asked for compromising pictures to "prove their loyalty" was found guilty on all charges in a NYC courtroom.
Those "loyalty pictures" would later be used as blackmail against anyone who wanted to speak out about NXIVM. In one of the inner circles, women actually had Keith's initials branded on them with no pain killers.
Keith was also convicted of bringing women back and forth from Mexico as sex slaves. The women were held captive.
Some of the famous people involved in NXiVM (pronounced nexium) were heiresses to the Seagram's Liquor fortune, actress Grace Park (Hawaii 5-0, Battlestar Galactica) and most notably Allison Mack (Smallville) shown below. Mack, along with many others took plea deals and testified against Keith Raniere.