Just a heads up, but you're not covered by UGC at all because you're manually approving.
Also if you're going to do something that is very ethically questionable, chances are people are going to do the same if not worse in retaliation. You're not making money, you're doing this for the notoriety.
I've been in this industry for a long time and I can tell you it's much more fulfilling to work on a project that helps people than it is to work on something that causes distress and anguish to people's livelihoods and relationships.
I can't force you to take down the site, but I'm sure by the time you've dealt with WF/angry family members/suicidal people and police/lawyers a bit more you'll decide what a terrible idea this is.
Take it down, start again on something useful.