Cab driver Henry's routine takes a terrifying turn when he picks up a mysterious passenger named Mathias, his face covered with a dog mask. As they navigate through the dark city streets, Henry's night spirals into a nightmare as he can't seem to get rid of his client. Trapped in his own car, Henry must confront his deepest fears to survive the nightmarish journey and get his five-star review to not lose his job.

A hunt for easy money turns into a deadly search for a missing loved one as outsiders confront the evil forces behind a native American myth.