There's Someone Inside Your House (2021)

As the countdown to graduation begins, students at Osborne High are being stalked by a maniac intent on exposing their darkest secrets to the entire town, terrorizing victims while wearing a life-like mask of their own face. With a mysterious past of her own, Makani and her friends must discover the killer's identity before they become victims themselves.

Released Sept. 24, 2021 96 min 16+

Genres: Horror, Mystery, Thriller

Keywords: tmdb.based-on-novel-or-book, tmdb.coming-of-age, tmdb.slasher, tmdb.small-town, tmdb.high-school, tmdb.serial-killer, tmdb.female-protagonist + 39 more, tmdb.murderer, tmdb.home-invasion, tmdb.murder-mystery, mdblist.has-trailer, tmdb.murder-spree, mdblist.rotten, mdblist.netflix-original, imdb.masked-killer, imdb.murder, imdb.psychopath, imdb.girl, imdb.slasher, imdb.blood, imdb.serial-killer, imdb.small-town, imdb.female-protagonist, imdb.murder-spree, imdb.high-school, imdb.house, imdb.countdown, imdb.secret, imdb.graduation, imdb.killer, imdb.violence, imdb.slasher-horror, imdb.suspense-mystery, imdb.f-word, imdb.based-on-novel, imdb.dark, imdb.non-binary, imdb.apostrophe-in-title, imdb.five-word-title, imdb.punctuation-in-title, imdb.2020s, imdb.21st-century, imdb.whodunit, imdb.teen-horror, soundmix.dolby-digital, imdb.psychological-thriller