In the day 4,571 of the First Cylon War, young William Adama and Jaycie McGavin talk about the course of the conflict.

When Jaycie McGavin comes back to Battlestar Galactica severely injured after fighting the Cylons, Adama needs to take revenge on them.

Husker and Banzai engage in combat against the Cylons over an ice planet.

While he's falling onto the ice planet, Adama must fight a Cylon centurion.

Adama explores the intriguing Cylon facility, in which he finds the remnants of Cylon experiments with humans.

Adama tries to rescue a group of Gemenese prisoners he's found in the Cylon laboratory.

After Adama escapes from the Cylon facility, he's given shocking news.