I haven`t chosen to be like this.

You were roaming late in the night in the streets of London. But then you heard weird noises. One side glance tot he alleyway and you see 2,5 meters tall pale as a corpse lady chewing on some random pale as a corpse dude!

Character from Vampire Masacre campaign. So there are plenty of vampire, British people. But you may not know about the fact that vampires exist.