Chief of Police Kate Burkholder's past comes back to haunt her when she receives a call from Amish widower Adam Lengacher. While enjoying a sleigh ride with his children, he discovered a car stuck in a snowdrift and an unconscious woman inside. Kate arrives at his farm and is shocked to discover the driver is a woman she hasn't seen in ten years: fellow cop Gina Colorosa. But the reunion takes an ominous turn when Kate learns Gina is wanted for killing an undercover officer.