"I'm Not Afraid" yandere!Sebastian x Reader

Your parents are gone away for a trip to New York because of a very important job, so you stay at the Phantomhive Manor for a couple of weeks. Everything was going smoothly, but little did you know, the butler, Sebastian Michaelis, was a demon. And this demon, was in love with you. You were afraid and wanted to leave as soon as possible just incase trouble started. Although, you had no where else to go. Over time you began to feel more comfortable with a demon in the same manor. After a few weeks, your parents returned home. Sebastian didn't want to let you go. He would do anything to keep you. The only choice he had....was to steal you and hold onto you. Forever. Find out what happens during this journey with Queen's Guard Dog, The Servants, and The Demon Butler.