A geologist struggling with amnesia finds himself caught in a dangerous corporate conspiracy while surveying land for a massive dam project in British Columbia. Bob Boyd, the sole survivor of a catastrophic accident, attempts to reconstruct his fractured identity while working for the influential Matterson Corporation. His professional duties soon lead him to uncover illicit activities within the Matterson family, positioning him as a target for those desperate to protect their secrets. As he navigates the rugged terrain and corporate intrigue, his growing connection to Claire Trinavant forces him to confront the suppressed truths of his own history. The narrative unfolds through a tense, third-person perspective that emphasizes the isolation of the Canadian wilderness and the claustrophobia of corporate power.

This novel is recognized as a quintessential example of the mid-century thriller, noted for its tight pacing and effective use of a remote, atmospheric setting. Readers often highlight the author's ability to blend technical geological detail with high-stakes suspense, creating a grounded sense of realism. The protagonist's struggle with memory loss provides a compelling hook that keeps the narrative momentum steady throughout the investigation. The work is frequently cited for its clean, efficient prose style that prioritizes plot progression and environmental tension over unnecessary exposition. It remains a staple for those who appreciate classic suspense fiction centered on the intersection of corporate greed and personal identity.