Well, It might be the fabric of your sheets or blankets. You said when you got up (after being in bed for around 6+ hours) and as you fell asleep (once again in bed).

They can look a bit like Twilight, but not all that different than average people. There just seems to be a sort of feeling that draws people in...

I can assure you that vampires are very real.

They don't know how to express their feelings toward you, so they act differently about you. They turn their crush into anger and take it out on you. Girls do act differently about crushes, i.e., we get shy and quiet around them and we also might try to tak to them or tell them.