"Mmmm well... you know how a particularly amazing piece of chocolate can almost feel orgasmic? It's a bit like that." Though of course he hadn't had chocolate in so long that he didn't actually remember what it tasted like. "Though of course, it's also just very... intimate."

There was also the fact that, because Kersen didn't tend to drink straight from the vein very often, that when he did it was often with someone he was intimate with. So the wires in his brain for blood and sex had gotten all intertwined a very long time ago.