The investigation leads to a city commissioner who was happily married to the public, but led a secret life as a slave to dominatrix Frances Conroy. Larry Keith is the hapless slave who because of the dynamics of the relationship, Michael Moriarty and Richard Brooks are having a hard time getting to roll over on Conroy.
It all gets too much for Dzundza whose Catholicism kicks in with all the kinky alternative sex he has to wade through in this case. He wants off, but Dann Florek who later when he commander of the SVU unit says in the very first episode, 'we don't pick the vic'.
This might have made a great SVU episode, too bad Benson and Stabler weren't on TV yet.