Just when longtime Michigan conservation officer Grady Service is certain that he's seen it all, he learns once again that he hasn't. After so many decades protecting his state's natural resources, here he still is, undercover yet again--not in a case he's developed, but dumped into a case by the Feds (with his governor's approval). And as time passes, he can't figure out if what he's buried in is truly a religious nationalist militia group...