ADAM REGAN is an ex-policeman, who learns he must save a young girl in a haunted house after she is put in peril by an infernal bargain between her father and a supernatural being. To save her ADAM will have to overcome his own handicaps that will take him to the limits of human endurance and belief in the supernatural. From the cool cosmopolitanism of New York to a remote and isolated corner of England, an unstoppable horror is intent on claiming its victim promised to an ancient evil known as the DARK MAN.