The Final Bear Hug is a continuation of the story in The Bear Hug. The story begins with John James Czermak and his wife, Margrit, returning to their home in Arvada, Colorado, after spending almost three years in Vienna, Austria, where John has worked for the International Atomic Energy Agency. John is a world-renowned scientist and contributor to the development of the neutron bomb and returns to his job as manager of Plutonium Chemistry Research and Development at the Rocky Flats Plant, where triggers for nuclear weapons are made.