From the liner notes

On the eve of a devastating Cylon attack, officer Kendra Shaw reports for duty on the battlestar Pegasus. When mankind's future is forever changed on that fateful day, Kendra is reshaped into a "razor"—a tool of war—under the ruthless guidance of her commander, Admiral Cain. "Battlestar Galactica: Razor" tells the untold story of Pegasus and provides chilling clues to the fate of humanity as the final chapters of the Battlestar Galactica story unfold.