Dean Koontz, Velocity–audio book
After a usual night of bartending, Billy Wiles' typical ordinary life ceases to exist. He finds a typewritten note on his windshield giving him an
odd choice. It said if he went to the police, a schoolteacher would be killed and if he didn't go to the police, an elderly woman would be killed.
The note gave him a time table of six hours. At first, Billy wonders if this is some sick joke until a blond schoolteacher is found murdered. He is