The biting winter of 1991 brought a darkness to St. Louis County that the community would never forget. Officer Joanne Liskam was a dedicated public servant who stopped to help a stranger on a freezing night, only to be met with a level of violence that stunned even veteran detectives. When her patrol car and service weapon vanished into the snowy night, a massive manhunt began to find a suspect who was now armed and impersonating the law.