Buffy & Selene ((No worries))
"A pure Corvinus vampire, yes, always," Selene shrugged. "It will turn them into a hybrid like me. Another long story for another time. Judging by the effect the few times I've suffered a bite while fighting undead vampires, I suggest you experiment on someone who won't be missed. Results are varied . A pile of ash is a minor nuisance, explosive cellular disruption will take you forever to get the mess out of your hair, off the walls..."
"...There is an old saying, 'Even a watch that doesn't run is right twice a day. I can only hope."
She laughed. "And that also sounds like another long story for another time." Getting up from behind the desk and went to push the button that opened the hatch. "Go, enjoy yourselves. And do stay in touch."