Tech founder Ethan notices bizarre behavioral changes in his quiet wife, who guards their guest bedroom mattress with unreasonable panic. Driven by paranoia, he inspects the heavy furniture, unearthing hidden weight, dried blood, and signs of clandestine movement. When his private tracking leads him straight to a deserted suburban crime scene, he discovers her conferring in secret with an armed investigator.
Confronting her deceit tears open a decades-old nightmare of corruption and unresolved bloodshed. His wife reveals her true identity as the surviving child of a slain police detective, tirelessly gathering evidence on a cold case. The devastating climax approaches when Ethan realizes the mastermind she hunts is none other than his own celebrated father, forcing him to choose between family blood and moral justice.
