Nestled in a canyon, the fishing boutique Kingfisher Lodge is known by locals as "Billionaire's Mile" and is locked behind a heavy gate. Returning to normalcy after a young life filled with loss, Jack is assigned to guide a well-known singer, his only job is to carry her gear and steer her to the best trout he can find. But in this novel by the author of The Dog Stars, a human scream pierces the night, and Jack soon realizes that this idyllic lodge may be merely a cover for a far more sinister operation.