By Tony Daniel, Ramano, Richard Bonk, Marlo and Kevin Conrad. Cover by: Tony Daniel. Twelve top agents, one chance to save the world from a madman who would unleash a deadly disease from another planet. Penny Hurst and her top secret team from F5 have what it takes to stop the bad guys -- if they can just get their act together. But, as the mission derails, and team members are picked off one by one, it becomes clear that there's a traitor in their midst. Somebody they trust wants the 'Saturn Germ' for their own purposes...Intense espionage action, plus the first appearance of Sandra Silke from Silke! This trade paperback collects all four issues of the F5 miniseries, plus the preview story from the F5 Origin one-shot.