In a small Mexican town, a young woman named Laura becomes the inheritance of a dark family secret. After the death of her husband, an engineer who unearthed an ancient mine, Laura begins to experience strange and terrifying phenomena. As she adjusts to her new life, she discovers that her husband has unleashed a demonic entity that feeds on human suffering.
The story complicates when a group of researchers, drawn by the mysterious events at the mine, arrives in the town. Led by a skeptical archaeologist, they begin to unravel the secret history that looms over the mine and its connection to a satanic cult that, centuries ago, sealed a dark pact. As events escalate and souls are claimed, Laura finds herself trapped in a desperate struggle between her love for her late husband and the desire to free his soul from the demon that seeks to possess her.
With a chilling tone and moments of high tension, the plot intertwines with elements of supernatural horror, an unsettling soundtrack, and an oppressive atmosphere that keeps viewers on the edge of their seats. The film explores themes of guilt, redemption, and the power of past secrets, as each character faces their own internal demons. In this deadly game of life and death, the struggle for Laura's soul becomes the centerpiece of a haunting narrative that will leave no one indifferent.