A deadly airborne virus finds its way into the USA and starts killing off people at an epidemic rate. Col. Sam Daniels' job is to stop the virus spreading from a small town, which must be quarantined, and to prevent an over reaction by the White House.
After marrying an American lieutenant with whom he was assigned to work in post-war Germany, a French captain attempts to find a way to accompany her back to the States under the terms of the War Bride Act.
Various interconnected people struggle to survive when an earthquake of unimaginable magnitude hits Los Angeles, California.
