A vehicle crash in the Pine Barrens leads to a missing teen which raises conspiracy theories about the infamous Jersey Devil legend. On the anniversary of the crash, Sarah Franklin, convinced her cousin Kelsey is alive, goes out to the crash site with Alex, Kelsey's boyfriend, to investigate. Things go downhill quickly as Sarah and Alex uncover what really lurks in the woods.

After an earthquake leaves Danny trapped and alone, his claustrophobic nightmare only gets worse when something truly horrifying emerges from the fissures in the ground, forcing him to engage in a brutal fight for his life and his sanity.