The novel is a gripping thriller that follows the harrowing journey of a young woman named Allison, who survives a plane crash in the Colorado Rockies. As she navigates the treacherous wilderness, she must evade a relentless pursuer determined to ensure she doesn't make it out alive. Meanwhile, her estranged mother, Maggie, embarks on her own quest to uncover the truth behind her daughter's disappearance, delving into Allison's mysterious life and the secrets she kept hidden. The story weaves together themes of survival, resilience, and the enduring bond between mother and daughter, culminating in a suspenseful and emotional narrative.