The Black Demon: Atlantis

Synopsis

A federal agent investigating a series of ritualistic murders inside a heavily guarded offshore prison uncovers a threat far more terrifying than he ever imagined. Trapped between a ruthless serial killer and a prehistoric shark, he must fight for his life as chaos engulfs the facility. With the lost city of Atlantis collapsing into the Pacific, survival becomes a desperate race against time, human brutality and a deadly predator lurking beneath the waves.