Paul is a down-on-his-luck screenwriter who picks up a drifter and offers him a place to stay. However, when the deranged stranger takes Paul hostage and forces him to write, their unhinged relationship brings buried secrets to light.
After a group of biologists discovers a huge network of unexplored caves in Romania and, believing it to be an undisturbed eco-system that has produced a new species, they hire the best American team of underwater cave explorers in the world. While exploring deeper into the underwater caves, a rockslide blocks their exit, and they soon discover a larger carnivorous ...
Upon discovering a den of corrupt policemen, a fresh-faced journalist makes a shaky allies in a jaded reporter and investigator for a powerful district attorney.