Vampire's Pet

“Runo Kaelynn Alberona is an orphan; she has no parents other than the ones who took her in. A woman has chosen to be a maid for the four brothers- the Lockhart, who has everything: wealth, fame, and even her life. As she stepped inside the Lockhart's territory, she started uncovering the secrets within that mansion. A strange, unseen, and terrifying secret. Will she be able to handle everything she discovers inside the mansion? Can she stay in a place full of mystery? Or will she be able to escape alive? Will there be sacrifices needed for her to uncover such secrets? Or she'll end up as their pet?”