An ancient evil descends on the Central European capital city of Budapest. A supernatural killer stalks its timeworn alleyways, provoking terror amongst the distraught population and leaving untraceable and shocking murders in its wake.

An estranged American family finds itself at the center of the unnatural violence. Confronting a vicious predator, they must band together if they are to survive its ageless and malevolent curse. But as they come to grips with their horrid adversary, their time and options for escape dwindle, and they can only hope that overcoming their wicked foe will not cost them everything.