Genres: Crime, Horror, Mystery, Thriller

Keywords: imdb.internet, imdb.curse, imdb.cybercrime, imdb.dream-sequence, imdb.knife, imdb.bubble-bath, imdb.boyfriend-girlfriend-relationship + 157 more, imdb.humiliation, imdb.train-station, imdb.teasing, imdb.rage, imdb.bizarre-murder, imdb.falling-from-height, imdb.body-count, imdb.suicide, imdb.spirit, imdb.fear-of-ghosts, imdb.dead-girl, imdb.terror, imdb.death-of-sister, imdb.closed-circuit-tv, imdb.evil, imdb.closed-circuit-television, imdb.internet-cafe, imdb.sinister, imdb.serial-murder, imdb.strangled-to-death, imdb.murder, imdb.haunting, imdb.mysterious-events, imdb.suspense, imdb.voodoo-doll, imdb.witchcraft, imdb.video-shoot, imdb.ghost, imdb.strange-noise, imdb.fear, imdb.schoolgirl, imdb.death, imdb.doll, imdb.necromancy, imdb.surrealism, imdb.laptop-computer, imdb.mysterious-death, imdb.south-korea, imdb.asian, imdb.scared-to-death, imdb.paranormal-phenomenon, imdb.sister-sister-relationship, imdb.converse-sneakers, imdb.close-up-of-a-woman-s-butt, imdb.lights-go-out, imdb.woman-taking-a-bath, imdb.security-camera, imdb.text-message-displayed-on-screen, imdb.woman-sticks-out-her-tongue, imdb.high-school-girl, imdb.mysterious-text-message, imdb.flickering-lights, imdb.sister-bathing-sister, imdb.south-korean-horror, imdb.falling-down-an-elevator-shaft, imdb.girl-wears-a-school-uniform, imdb.woman-in-a-bathtub, imdb.close-up-of-eyes, imdb.sisters-share-a-bed, imdb.man-touches-a-woman-s-leg, imdb.woman-wears-a-black-bra-and-panties, imdb.two-in-a-bathtub, imdb.cabinet, imdb.high-school-senior, imdb.woman-bathing-another-woman, imdb.feeling-of-being-watched, imdb.bathtub-scene, imdb.shopgirl, imdb.teenage-sister, imdb.women-s-locker-room, imdb.thumb-drive, imdb.door-opens-by-itself, imdb.teenage-girl-wears-a-school-uniform, imdb.adult-actress-plays-a-teenage-girl, imdb.woman-wearing-only-a-t-shirt, imdb.woman-dancing-in-underwear, imdb.woman-in-a-bubble-bath, imdb.older-sister-younger-sister-relationship, imdb.belly-dancer, imdb.washing-someone-s-back, imdb.blackmail, imdb.social-media-post, imdb.elevator, imdb.video-chat, imdb.two-women-bathing-together, imdb.parking-garage, imdb.camera-shot-from-inside-a-closet, imdb.two-women-in-a-bathtub, imdb.creepy-doll, imdb.boyfriend-cheats-on-girlfriend-with-her-best-friend, imdb.trunk, imdb.night-vision-scene, imdb.online-bullying, imdb.woman-wears-pajamas, imdb.bleeding-eyes, imdb.woman-wears-a-nightgown, imdb.walking-in-the-rain, imdb.locking-oneself-inside-a-room, imdb.levitating, imdb.hidden-room, imdb.dark-and-stormy-night, imdb.ghost-in-the-machine, imdb.sister-seduces-sister-s-boyfriend, imdb.revenge, imdb.sister-slaps-sister, imdb.public-humiliation, imdb.fuse-box, imdb.lingerie, imdb.basement, imdb.drunken-woman, imdb.teenage-girls-fighting, imdb.severed-fingers, imdb.point-of-view-camera-shot, imdb.butcher-knife, imdb.cursed, imdb.box-cutter, imdb.asian-schoolgirl, imdb.erratic-behavior, imdb.hallucination, imdb.guilty-conscience, imdb.bolting-upright-from-a-nightmare, imdb.usb-drive, imdb.two-women-in-bed, imdb.suicide-by-hanging, imdb.livestreaming, imdb.nightmare, imdb.fighting-sisters, imdb.family-photos, imdb.repeated-scene-from-a-different-perspective, imdb.burning-a-doll, imdb.social-media, imdb.egg, imdb.teddy-bear, imdb.siblings-sleeping-together, imdb.self-sacrifice, imdb.power-turned-off, imdb.jump-scare, imdb.blocking-a-door-with-furniture, imdb.subway, imdb.climbing-through-a-window, imdb.shard-of-glass-in-arm, imdb.woman-hanged, imdb.ambulance, imdb.evil-wins, imdb.kitchen-fire, imdb.falling-off-a-roof, imdb.smashing-a-computer-screen, imdb.poltergeist, imdb.electric-cord, imdb.ghost-girl, imdb.smashing-a-mirror, imdb.barred-window, imdb.smashing-a-tv-screen, imdb.final-girl, imdb.falling-chandelier, imdb.father-and-daughter-living-together, aspectratio.2-35-1

Watch Providers: Amazon Prime Video, Rakuten Viki, AsianCrush, Amazon Prime Video with Ads

Production companies: Dasepo Club, AD406, Michigan Venture Capital

Country: South Korea
Languages: Korean