"Virus/Earth II" Box Set Bks 1-4. VE Mega Box Sets, #1

First four books in the "Virus/Earth II" series. Humanity travels from almost extinction to exploring the stars. Book 1, "Virus-72 Hours to Live." A pandemic threatens Earth, sending Space Station Commander Joan Herl and SIMPOC on a mission to save humanity. The world is facing an apocalypse as the governments collapse, and astronauts in space are isolated. Book 3, "Virus-Earth's Last Battle." Earth's survivors face annihilation from a deadly virus, ruthless warlords, and a sinister AI named Julius.
Even though the US Navy has suffered a catastrophic loss of personnel, it remains the only haven. Earth receives devastating news when the virus's source appears in orbit. Earth's New Epoch:Book 3, "Earth II-You Have Honor." The US Navy fights horrific battles against the alien invaders. Joan and SIMPOC steal an alien spacecraft and follow Julius to the alien source of the virus. Julius wants to steal their resources, while Joan must stop Julius.
Book 4, "Earth II-Rebirth." Earth is given thousands of spaceships and robots as reparations. Joan Herl and the EDF protect Earth in space, while the U. S. President works to save pandemic survivors. These four books build to the climax in the last three books. By this book, and prepare for the final CONFRONTATION.