Primal vampire instincts kick in at the sight of the blood.  I pounce with a speed I didn't know was possible, grab the girl and bring her throat to my mouth.   A brief glimpse reality flashes across my ravaged mind for a moment, and I fall backwards kicking away from the girl, who is lying frozen with fear on the ground.  "I am hungry.  I need blood... I feel wea.."  I trail off, my mind is a pulsing at the smell of her fresh blood.  My wife, my daughters, would I drain them of their life for my own... She is a stranger, I think to myself.  All alone, no one will know she is gone.  My body ignores any rational thought that may still exist.  It lifts off the ground and starts slowly walking towards the girl.  The cut on her hand bleeds through the fabric torn from her clothes.  "I am sorry" I say, as I fight against the primal urge that is pulling me towards her.  I do not move with the speed from earlier, I am weak from that initial burst at the sight of her blood, and something deep down is trying to keep me from draining her dry...