On the verge of retirement, Detective Sunderson begins to investigate a hedonistic cult, which has set up camp near his home in Michigan's Upper Peninsula. At first, the self-declared 'Great Leader' seems merely a harmless oddball, but as Sunderson and his sixteen-year-old sidekick dig deeper, they find him more intelligent and sinister than they realized. Recently divorced and frequently pickled in alcohol, Sunderson tracks his quarry from the woods...