The abduction and murder of an 11-year-old girl in an isolated Alaskan village leaves locals fearing they're being preyed on by an evil outsider until investigators reveal something far more sinister and closer to home.

Colorado police in hot pursuit of a serial killer are horrified when the pre-recorded message of a pager found in the snow near a victim's abandoned vehicle reveals an unthinkable predator: one sworn to protect and serve.