David and Claire find other survivors and explore desires.
Siblings explore their feelings in a nuclear shelter.
Tabitha reappears after Bill and Kyra's honeymoon.
Cheating, intrigue and extreme revenge in the nuclear age.
Man goes nuclear after wife cheats with father and others.
He's homeward bound.
Dark forces are gathering in the sky on Christmas eve.
The taking over of the prison continues.
Val and Zeke on the threshold.