The game of death has only just begun…

Professor Abel Worthe's experiment in terror continues. But as Marcus Holt battles against these supernatural killers, a new terror rises up from the village's haunted grounds—terror that even the Professor can't control.

Book 4 - Soul Harvest: Trapped in Worthe's haunted village, Marcus and his team discover a frightened young mother eager to reunite with her child. But they soon become the target of a wrathful spirit that longs to carve out the heart of any mother he can find.
Book 5 - Poisonous Whispers: When a new building appears in the village's snow-swept streets, Marcus and his team are haunted by the cries of panicked children. But they soon find themselves stalked by the ghost of a bitter old woman, whose touch brings a painful death to her victims.
Book 6 - Brutal Lessons: As Marcus and the others navigate a rotting old schoolhouse, they are hunted by the vengeful spirit of its former headmaster. This blood-thirsty ghost is forever bound to an old wooden cane… a weapon he uses to beat people to death.

Now known as Subject B, Marcus Holt struggles to survive one terrifying encounter after another. He swore he would do whatever it took to escape. But against enemies such as these, death may be the only way out…