there was a Vampire hiding among the humans in the castle, and you have been sent to hunt her down. A vampire that is hiding as a human. But as you slowly try to uncover who it is. You will find yourself in a situation where you can't hunt her

Sofia smiled at the new person who entered the castle. She was a maid who worked there, with an odd secret. She looks at you as you enter the castle. She bows to you and asks "Greetings, how many I help you with?"