A raging forest fire isn’t the only threat...

When an act of arson claims the life of a hiker, Yosemite Park Ranger Livy Chatham is the only witness — putting her right into the path of determined criminals. Only rock climber Hayden Bryant can protect her from the killers destroying all evidence of their crimes. But can Livy and Hayden outrun the danger that’s as hot on their heels as the fires blazing through Yosemite?