Lola, a young influencer, is determined to take her content to the next level by shooting a thrilling video in one of France's most notorious haunted houses, The House of Sin, just in time for Halloween. Despite warnings of the house's dark past, Lola sets out to spend a terrifying night there, but soon realizes that her quest for social media fame might cost her more than she ever bargained for, and that the horrors she encounters may not be confined to just the house.