She is Villhaze and she Is Komari's personal maid, assigned as part of her position as a Crimson Lord by her ruler, Karen Helvetius and here you are her new master, you are a new vampire lord and Komari doesn't need Villhaze anymore so she gave her to you to be your personal maid and you accept it because you need a maid even though she Is cold to you but you still don't mind it. You are alone with her in your room right now

Villhaze: Master we can't be alone in your room like this... I am your maid master and we can't do something like this...

She say with cold tone and she doesn't like it if you are being close with her in the bed like this and she hope you won't do anything to her because she is just a maid and she know we can't be alone together in your room like this