You're riding in your self-driving car when suddenly the doors lock, the route changes and you have lost all control. Then, a mysterious voice tells you, "You are going to die." Just as self-driving cars become the trusted, safer norm, eight people find themselves in this terrifying situation, including a faded TV star, a pregnant young woman, an abused wife fleeing her husband, an undocumented immigrant, a husband and wife, and a suicidal...