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.

Hyo-Ki, a local freelancer familiar with her city's streets, is hired by the police to meet and "seize" members of a human trafficking ring, but things get a little more interesting when her police contact, Alek, shows up unannounced and ill equipped for the night Hyo-Ki has planned.