Phantom Ranch: The canyon keeps secrets. Some are buried in it.

This killer is all too real...

Polar opposites Ben and Todd Brady have been estranged for twenty-five years. But when tragedy strikes their family, they're faced with their father's dying wish: for both brothers to fulfill his lifelong dream of hiking the Grand Canyon.

Together. For five days in the wilderness.

Accompanied by some friends who agree to be a buffer for the tension, Ben and Todd reach the bottom of the Canyon relatively unscathed. But at the remote Phantom Ranch, a dangerous lone...