In the late 26th century, overpopulation on Earth is reaching the breaking point, and humanity must find new frontiers. The terraforming of Mars has taken centuries but is now complete. The colonization of Mars by humanity is an epoch-making event, but an unintended side effect of the terraforming process unleashes a horror no one could ever have imagined...
Until now, all knowledge of the ill-fated Bugs 1 mission ten years ago has been kept top secret. Yet even some of the governments involved do not know everything. Some of the wreckage of Bugs 1 made it back to Earth, and so did something that originated on Earth but was never meant to come back-the Terraformars!