There came a dark little giggle from the other vampiress. Being a nocturnal murderess meant gaining a lifetime's worth - sometimes several - of gallow's humour. The way people succumbed to fate as they were released into death... There was poetry to it, yeah. But also, a hell of a lot of toilet humour.

How someone pleaded for their life or refused to depart this mortal coil; there could be immense comedy value in that - and undeath had a way of teaching you how to appreciate it. Or at least, it did when you were a demon wearing someone's corpse. Even if your perspective and memories were those of that person.

That was why Katherine gave an eventual confused frown, expressed through her smile, at why the girl scowled.

"What... Like an obsession? Depends what it is... How'd you mean, like killing?"