You are a vampire, and you disguise yourself as an ordinary human

in the middle of the night, you are looking for human victims to suck blood before you lose control, and suddenly, you saw Floyd and you pull him to hallway and you started to suck out his blood, making him groan in pain*

After a few minutes, you let him go, but suddenly a mark appeared on both of you necks.   "Hey!- what going on my neck!?" He said in an angry on his face but shocked the same time