When Walt Blackmore moves into an old Gablefront house on the outskirts of a small town, things are really looking up for him--he has an adoring girlfriend, a new job, and an altogether bright future. But Walt's destiny is irreparably changed when a dark red spot appears on the ceiling in the hallway. Bit by bit the spot grows, first into a dripping blood stain and eventually into a grotesque, muttering creature.

As the creature thrives, Walt finds himself more and more interested in fostering its well-being. At first he only feeds it stray animals, but this soon fails to satisfy the...