Are You a Vampire?

THE BEGINNING: You're running away from something jet black in the shadows, but you don't know what it is. Just as you see a dead end, you feel a sharp pain in your neck. You get dizzy, and stumble to the wall.

The next day, or morning, or afternoon, or whatever day you want, you feel normal again. But you're still wondering what is wrong with you, what happened. You get up and look into the mirror.....