Commander Adama and teenage genius Dr. Zee board an incredible new antigravity spaceship for an emergency mission to Earth in an effort to save three children in Troy and Dillon's group who -- by Earth's standards -- have died, meanwhile Sydel, convinced that the troop of boy scouts are aliens from space, closes in to capture them.

Earthbound Troy and Dillon rush to the East Coast to intercept what they believe to be a downed Galactican spacecraft, but find that it is really the first ship of the treacherous Cylons to locate the lost human civilization they want to destroy.