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이상존재
- År: 2021
- Land: South Korea
- Genre: Gyser
- Studio: Dreamfact Entertainment
- Nøgleord: ritual, paranormal phenomena, dark comedy, mockumentary, fear, paranormal investigation, home video, entity, night vision, fake documentary, found footage, disorder
- Direktør: Cha Jin-woo
- Cast: Yoo Se-Yoon, Yang Jae-jin, Min Seong-Joon, 임우일, Yeo Woon-ja