Don Koch, a wealthy businessman, is eager to expand his family and invest in a rundown mansion that has a dark past. He plans to renovate the house to create a luxurious home for his growing family. However, as he begins the renovation process, Don discovers that the house has other plans.
As Don works tirelessly to transform the dilapidated mansion into a grand estate, he is unaware of the dark secrets lurking within its walls. Suddenly, a series of strange occurrences begin to occur, causing chaos and confusion in the household.
Don's wife, Mary, becomes suspicious of her husband's newfound interest in the mansion and starts to question his motives. She begins to uncover dark secrets about the mansion, including a sinister past involving murder and deception.
Meanwhile, Don's son, Jack, becomes increasingly unsettled by the strange goings-on in the house. He starts to experience visions of a ghostly presence haunting the mansion, and he begins to suspect that something sinister is at play.
As Don continues to work on the renovation, he is confronted by a mysterious figure who claims to be the spirit of the mansion. The figure demands that Don fulfill a long-standing promise made to the mansion's previous owners, or else he will cause more harm and chaos in the household.
Don is torn between his desire to complete the renovation and his fear of the consequences if he fails to fulfill the spirit's demands. He realizes that he must find a way to appease the spirit and prevent further disaster in the mansion.
With the help of his family, Don must navigate the treacherous waters of the mansion's dark past and uncover the truth behind the ghostly presence. Only then can he hope to save his family from the sinister forces that threaten to consume them.