As a third expedition is assembled questions are raised about the true origin of the Terraformars and their connection with an unknown disease afflicting mankind, the Alien Engine Virus, or A.E.

Only two survivors manage to return to Earth, one swearing to return and avenge their fallen companions. Two years later, BUGS II, a multinational expedition of genetically modified humans, is sent to collect 10 samples of both sexes of roaches, and exterminate the mutated bugs to take control of the red planet. Their goal is to seed the planet with a modified algae to absorb sunlight and purify the atmosphere, and cockroaches, whose corpses spread the algae across the planet as they feed.ДЇive hundred years later, the first crewed ship to Mars lands and its six crew members are attacked by giant mutated humanoid cockroaches with incredible physical strength, later labeled 'Terraformars' the crew is wiped out after sending a warning back to Earth. In an attempt to colonize Mars, 21st century scientists are tasked with terraforming the planet. See also: List of Terra Formars characters

Terraformers ova