血族反派不想营业[穿书] - The Clan of Blood Villains Do Not Want To Do Business [Transmigration] (Associated Names)

Joyce transmigrated into her middle school sister’s otome manga. It made her a little bit gloomy, but what made her even gloomier was that she was a vampire of the night. Currently, she was kidnapping a beautiful princess and the brave knight was wielding his sword in front of her. She thought about it, and…