Collecting F5 (2000) #1-4 and material from F5 Origin #1.
*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! *Source: darkhorse.com