Back Of Beyond (The Highway Quartet #1) by C. J. Box in Paperback

A distraught police officer vows to rescue his son from a killer roaming through the untamed wilderness of Yellowstone. Back of Beyond, the first installment of C.J. Box's Highway Quartet, delivers an exhilarating tale that has inspired the hit TV show Big Sky. As twilight descends over the snow-covered mountains of Montana, Detective Cody Hoyt arrives at a burnt cabin in the forest. Inside lies a charred corpse, which turns out to be his AA sponsor, Hank Winters. With his job on the line, Cody pushes through his struggles with alcoholism to uncover the truth behind his friend's death. As clues point to a company organizing wilderness expeditions, Cody realizes that his estranged teenage son might be in danger on their latest trip to Yellowstone National Park. Determined to save his son and bring justice to his friend, Cody embarks on a solo journey into the heart of America's greatest wilderness. With danger lurking at every turn, can Cody uncover the truth and protect his