In a remote village in New England, a young architect, with an insatiable curiosity to rediscover his family roots, ventures to the ancient house of his childhood, which has been closed and forgotten for years. Accompanied by his wife, they begin to explore this mysterious place, only to discover that the family's past is more unsettling than they expected. The atmosphere becomes oppressive as stories about a mysterious confined room begin to emerge from the silence. It is rumored that a dark secret is locked away in that room, an enigma that could unleash terror and madness.
As the nights progress, scares and strange phenomena intertwine with disconcerting visions that torment the couple. The wife, filled with unease, begins to have gloomy nightmares, while the husband becomes obsessed with the stories surrounding the sealed room. The tension escalates when they discover that the family lineage has a chilling connection to malevolent secrets from the past. As revelations unfold, the couple must face not only the shadows of the house but also the shadows within their own relationship, leading them to question what is real and what is a product of their imagination. With time running against them, they realize that to escape, they must unveil the truth that lies at the heart of the room.