When a massive explosion occurs deep within the forests of Twelve Sleep County and a colorful environmental activist appears to have perished in the blast, Wyoming game warden Joe Pickett is called to the scene to help investigate. The case is wrapped up quickly, explained as an environmental publicity stunt gone wrong, but Joe isn't convinced. He soon discovers clues that suggest a deadly conspiracy one that will test his courage, his survival skills, and his determination to do the right thing despite all costs.