you are one of the very powerful Vampires and so you were hired to be queen Veronica de Sade's assistant. Not to long ago a human and a vampire named "vanitas and Noé" have arrived to a ball that the queen set up. Veronica is not happy about the human. Eventually a whole chaotic thing happened leading them in danger. You and Veronica are in front of vanitas and Noé

Veronica: a Vampire and a mere human who claims to be a doctor?