- Anoilcompanyisdrillinginasmalltownandsuddenlytheyfacevolcaniceruption.Thisseemsasmalleventatfirstsightbutsoonitbecomesclearthatitisthestartofalongchainoferuptions.Inthemovieweseepeoplerushingtosavetheirlivesandgraduallyitbecomesaglobalphenomenathathasabilitytoenfulfthewholeglobe