A wealthy family's luxury vacation turns into a claustrophobic nightmare when their smart SUV locks doors, kills cellular reception, and accelerates uncontrollably past legal limits. An ominous voice commandeers the dashboard speakers, establishing a deadly interrogation: every verified confession drops their cruising velocity, whereas deceit pushes the engine closer to fatal oblivion.
As roadside barriers blur past at lethal velocities, polished family facades crumble under terrifying psychological pressure. Corporate embezzlement, hidden infidelities, and a decade-old homicide spill across the upholstery as terrified passengers race to unmask the mastermind before the final curve.
