The brash Commander Cain insists that the Galactica join in on a frontal attack on the Cylons - an attack that Adama believes would be a sleeping mission.
When the 12 Colonies of Man are wiped out by a cybernetic race called the Cylons, Commander Adama and the crew of the battlestar Galactica lead a ragtag fleet of human survivors in search of a "mythical planet" called Earth.