Plot Synopsis

On Christmas Eve beneath the Alaskan landscape, the melting permafrost is about to drastically alter the tranquil scenery. As the permafrost thaws, underground rivers of volatile liquid methane are created, causing a succession of violent and devastating earthquakes. Geologist Michael Webster and his family, separated by the disastrous events, must find each other during Christmas and together stop the deadly rivers before a catastrophic explosion threatens the entire planet.