Aubrey Wells hires a rugged guide to search for her missing sister in the treacherous Sierra Nevada mountains, only to discover the wilderness harbors supernatural horrors and a deadly conspiracy. Driven by the need to uncover the truth behind her sister's disappearance three years prior, Aubrey enlists the help of Jensen McGraw, a rancher and guide who is aware of the unnatural creatures lurking in the mountains. Jensen, desperate for money, accepts the dangerous job, but their expedition quickly descends into a fight for survival when a brutal snowstorm isolates them and members of their party begin to vanish, revealing a terrifying, otherworldly threat.

The premise sets up a high-stakes narrative blending dark romance with supernatural horror, likely appealing to readers who enjoy intense, genre-bending stories. The combination of a wilderness survival plot with otherworldly threats suggests a fast-paced and suspenseful read. The inclusion of a cowboy romance element points towards a focus on the dynamic between the protagonists amidst the danger. The narrative appears designed to deliver thrills and a compelling romantic entanglement within a dark, mysterious setting.