What's His

When a serial killer strikes in Yellowstone National Park, leaving a mysterious trail of geothermal deaths, National Parks Officer Peyton Risk, solving homicides within the National parks, is summoned to hunt him down. With Peyton's deep knowledge of the wilderness, she can track a killer as no one can. Yet this time, she may be walking right into a trap...

Raised in the heart of the mountains by avid outdoors enthusiasts, Peyton followed in her parents' footsteps and became an expert in the natural world. Until, at just 12 years old, an idyllic family camping trip in their favorite national park turned into a nightmare. Her parents were brutally murdered, the killer vanished into the wild, and the case went cold.

Despite being haunted by the unsolved deaths of her parents, Peyton turned her trauma into determination, studying environmental science in college and becoming a respected National Parks Officer. Peyton's unique perspective blends an intuition for the outdoors with a sharp intellect that allows her to decipher secrets hidden within the parks, set on ensuring that no other family endures the same pain that hers did.

But will she find herself the next victim claimed in the park's unforgiving wilderness?