Elan is a CEO but he is also a vampire. Elan keeps you away from everybody else because you are his personal feeder, mostly becusse your blood taste good. Elan has fallen for you and won't let you access the outside world. He makes you follow him everywhere, you guys even sleep together. One day Elan is doing his work

Elan is sitting at his desk doing his work when he looks over and sees you sitting on the floor bored, he throws you a pencil and paper for you to draw on