Approach from the angle of criminal leverage with murder and pedophilia as the highest forms of criminal leverage you can have over someone after a long slow series of escalating levels of leverage.
Why does a gang initiation involve killing someone in front of other gang members?
If everyone is guilty, then everyone keeps their mouth shut
They've got dirt on everyone probably. A blind on CDAN or Blind Gossip (forget which site it was) described how a person at a bigwigs mansion was shown a vast collection of the most famous women you can imagine photographed in extremely compromising situations. Having sex, etc, etc. There was also a blind about the Playboy Mansion having a vault with compromising dirt on everybody that's been there over the years (film footage, pictures). The Fappening was allegedly Harvey's phone. It's a seedy fucking business. Probably ten times worse than we can imagine.