Well the first time they kissed, a torch transferred from one to the other. However, every time after that the only thing that was exchanged was spit(they made a point of animating that in detail), and it was explained as something about love and pleasure. Bleh it turned me off.
And what's with Wilhemina's annoying speech? De arimasu is getting a little annoying.
Well I'm up to ep 18. I'm gonna take a break and play some 360 before watching the next 4 eps. Damn, why do I always go on these marathons, watching 20 episodes in a row. lol.