Mary, his mum along with charles Brady, would be the very last of a dying breed whose needs are not of the world. They are sleep walkers - able to remain alive only by feeding on the lifeforce of this innocent, but still destined to roam the ground, when trying to find his or her next victim averting discovery. This hunt takes them where teenager Tanya Robertson that is amazing is about to turn into an unwilling pawn in their nightmarish fight for survival.