Volunteers agree to spend some weeks living exclusively in an underground fall-out shelter, to show what should be done in the event of nuclear war. Near the end of the trial period, they learn that a real emergency is taking place outside.
Volunteers agree to spend some weeks living exclusively in an underground fall-out shelter, to show what should be done in the event of nuclear war. Near the end of the trial period, they learn that a real emergency is taking place outside.
