Afteranuclearholocaust,arancherandhisdaughterholeupinamountaincabinprotectedfromtheradioactivefallout.Anothergroupofsurvivors,includingageologistandacriminal,descenduponthecabinforrefugeandcauseaseriesofromanticentanglementswiththerancher'scomelydaughter.Addedtensionarrivesintheformofmutatedradioactivecreaturesroamingth..bbb