This plugin aims to simulate real life reactions to the things you do to your model. It will be highly configurable and provide lots of features that could be used to drive your scene with. You need version 1.20.77.13 or higher.
If you want this on every female use this...
ExcitementMeter is a plugin for modeling character arousal. Basically it allows you to create events (triggers) that occur at specified "excitement levels", but with an amount of randomness. When playing, there is an excitement meter that fills slowly over time. Every so often (on a timer...