They Remain

In the thriller/horror movie "They Remain," two scientists, Jessica (Rebecca Henderson) and Keith (William Jackson Harper), are sent on a mission to investigate strange occurrences at a remote site where a cult committed atrocities. As they delve deeper into the mysterious environment, they discover a strange artifact that begins to manipulate their minds, leading them down a path of paranoia and madness. Isolated and unable to trust each other or themselves, they must confront the dark forces that threaten to consume them. Based on Laird Barron's haunting novella, "–30–," this film will keep you on the edge of your seat until the very end.

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Some movies that have similar genres and were produced around the same time as They Remain include Goodnight Mommy, A Haunting in Venice, Tethered, Summer of 84, Soft & Quiet, The Sublet.