A demonic creature not of this world impregnates a woman. 160 years later a team of ghost hunters must set aside their quick buck party mentality when they discover one of their team is the offspring of the entity haunting the place - and its true target. The offspring and her friends become uneasy allies with the ghost of the mother to destroy the demon and restore harmony.

At the risk of her group's safety, a young woman travels into a National Forest where her sister has become trapped in a multi-dimensional world of monsters.