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The moment you enter, there's no turning back.
Beyond the invisible boundary, reality twists into nightmare. A seed of doubt takes root—growing into unstoppable fear. In the shadows, someone is watching. Curiosity becomes your greatest danger… and your darkest transformation. Enter the Forbidden Zone—a place no one should ever cross.
Genres: Horror, Thriller
Stars: Park Ock-chool, Park Seo-kyoung
