When Tahoe resident Jonas Montrop is kidnapped, his father pays the ransom but is then murdered. The next day, four robbers in hoodies and hockey masks take down an armored truck loaded with cash destined for a casino at Lake Tahoe. The company's boss calls Tahoe Detective Owen McKenna. As McKenna tracks the robbers, he finds two of them murdered in the grisliest of ways. McKenna uncovers evidence that implicates a young woman named Evan Rosen in all three murders. Evan worked for the father of the kidnap victim, and she had a powerful motivation for wanting the robbers dead. Evan is arrested and charged with murder. The problem is that McKenna doesn't believe Evan did it. The only way to save her from death row is to find the real killer. But this killer is smarter and meaner than any McKenna has ever caught. It looks like McKenna and Evan are both going to die before the killer is finished...