[ Alucard meets Walter's foreboding look with an unabashed grin. Then again who expected Alucard to be embarrassed? He's certainly done far worse in his life than screw around. ]

I think it's more the required number of encounters one has. It doesn't have to be multiple people. However most of them all too willingly to bend their necks and - with certain aspects of vampirism suppressed - why not take advantage.

[ It's one of the few positive facts of life in Ariel. ]

In fact the government seems keen on increasing our natural appetites.