Buried secrets only spread. Erin's brother has been missing for five years. It was as if he simply walked into the forests of the Pacific Northwest and vanished. Determined to uncover the truth, Erin heads to the foothills of Mount Hood, where Bryan was last seen alive. He isn’t the first hiker to go missing in this area, and their cases go unsolved. When she discovers the corpse of a local woman in a creek, Erin unknowingly puts herself in the crosshairs of very powerful forces—from this world and beyond—hell-bent on keeping their secrets buried.