Reporter Michael Brody is used to getting answers. The one that’s eluded him, though, for 20 long years is learning what happened to his brother, Daniel, the day his school bus disappeared. When the remains of the other children are discovered - and Daniel’s aren’t among them - a desperate Michael calls upon the sole survivor of the tragedy, Chris Jacobs, hoping he will finally break his silence.Constant fear of being found by his kidnapper has driven Chris into hiding. The only lead Michael has is Chris’s sister, Jamie.

After his brother’s murder, Alex Kinton vows to hunt the killer and administer his own form of vigilante justice. His chance comes when he lies his way onto a search and rescue team and is called to the site of a downed plane in the Cascade Mountains. The team soon discovers that everyone aboard has perished…except for the man Alex is targeting. Alex is determined to do whatever it takes to stalk his prey through the snowy wilderness. Brynn Nealey, the team’s forensic nurse, doesn’t have time for the mysterious outsider. But in the close quarters of the search party, Brynn begins to feel drawn to the hardened and brooding stranger.

For Mercy Kilpatrick, returning to rural Oregon has meant coming to terms with her roots. Raised as a prepper, Mercy is now relying on her survivalist instincts to defend her town from the people the law can’t reach. But this time, an investigation calling up a dark past for her and police chief Truman Daly may be hitting too close to home. A rainstorm has uncovered the remains of five people - a reprise of the distinctive slaughter of two families twenty years ago. Except the convicted killer is in prison. Is this the case of a sick copycat, or is the wrong man behind bars?

After a brutal snowstorm in the Cascade Mountains, Chris Jacobs discovers two things he never expected to see: the charred shell of a cabin, and Gianna Trask and her sixteen-year-old daughter huddled in an SUV, having barely escaped from their burning vacation rental. Still scarred from a childhood ordeal, Chris knows there's something sinister about the scene - it's the stench of burned flesh. Forced to wait out the blizzard in their rescuer's retreat, medical examiner Gianna Trask wonders if her hidden past has finally caught up with her.

One rainy night in the woods outside of Portland, Dr. Victoria Peres is called to the site of a strange and haunting crime scene. Six beautiful young girls — all in white dresses and arranged in a perfect circle — have been left for dead. Only one girl, fighting for her life at a nearby hospital, has survived the carnage. Stranger still, the crime is an exact replica of a decades-old cold case. Things only get more complicated when Medical Examiner Seth Rutledge, Victoria’s first love, arrives on the scene.