HELLBOX is a suspenseful supernatural thriller that delves into a sinister plot against humanity, spanning 500 years. The narrative unfolds through interconnected stories featuring diverse characters, including knights from a sacred order, a clique of college girls, a psychiatrist on the brink of despair, and a couple burdened by their own dark pasts. Their lives take a terrifying turn upon encountering an enigmatic, ancient box rumored to contain a fragment of Hell itself.