In 1876 Wyoming, the gun is the only law. And for Duncan and Suzanna McKaskel, newly arrived settlers beset by outlaws, rugged frontiersman Con Vallian is the only hope.

Simon Watterman, a space archaeologist, discovers the “Munchies” in a cave in Peru. Cecil Watterman, Simon’s evil twin brother and snack food entrepreneur, kidnaps the creature. What Cecil does not…