The Sinclairs are supposed to be at an elite social event on the night of the robbery, but as the thieves delve deeper into the mansion, they unwittingly disrupt a chilling occult ritual taking place in the heart of the house. This unintentional intrusion triggers a series of catastrophic events as the Sinclair family realizes their home has been invaded. The Sinclairs immediately retaliate, brutally killing two of the thieves and announcing to the others that if they can survive the night, they can keep the fortune.
The Sinclairs transform from prey to predator as they systematically and ruthlessly hunt down the intruders within the sprawling mansion. They use a variety of weapons and enlist other cult members to aid in the pursuit. The Sinclairs are very skilled at hunting people down. The tension escalates as the thieves strive to unearth the hidden fortune while staying one step ahead of the malevolent cult.