Newlyweds Quentin and Tracy Collins move into the historic Collinwood Mansion, which Quentin has inherited. As they settle into their sprawling new home, Quentin starts experiencing disturbing visions and dreams about the mansion’s dark past. He becomes entranced with the story of Angelique, a mysterious 19th-century woman whose presence continues to haunt the estate. His fascination with Angelique takes a toll on his relationship with Tracy, who grows increasingly worried about Quentin's erratic behavior. The couple's friends, Alex and Claire Jenkins, come to stay with them, and together they attempt to uncover the secrets buried within Collinwood's walls.

As Quentin delves deeper into the mansion’s history, he begins to unravel a series of grim events tied to his ancestors, leading to a sense of dread that permeates the mansion. The tension escalates when inexplicable supernatural occurrences intensify, suggesting that malevolent forces are at play. The group’s attempts to confront these sinister elements only lead to more questions and greater danger, testing their resolve and sanity. As unseen threats grow ever closer, Quentin must confront the dark legacy of his family and the ominous power that seems intent on destroying them all.